Evaluate -2 + 7 + (-4)

Answers

Answer 1
1 simplify the expression
Answer 2

Answer:

1.

Step-by-step explanation:

+ (-4) = - 4 so we have

-2 + 7 - 4

= 5 - 4

= 1.


Related Questions

Pleaseeseeeee help with question 7

Answers

a and d both have -8 at x=0 so they both have the same y intercept

answer to get free poin

Answers

Oh my god thank you so much :))

Answer:

You dont even have a question

Step-by-step explanation:

Which type of flower received a prime number of votes. Used the graph

Answers

Answer:

Where is the graph to use

Need answers for 21 and 22 need it quick

Answers

Answer:

21.) 442 [Area = [tex]13*34=442[/tex]]

22.) The numbers are 37, 39 and 41.

23.) Absolute Value Inequality for x = [tex]-1,-\frac{5}{9}[/tex]

24.) Absolute Value Inequality for n = No Solution

Step-by-step explanation:

I did 23 and 24 cuz why not.

Without finding the product, what is the sign of this product?(-4)(-1)(-2)(-6)(-3)(-5)(-2)(-2)​

Answers

Answer:

positive (+)

Step-by-step explanation:

- × - = +

+ × - = -

+ × + = +

Answer:

there are 8 numbers, all are negetive and they are multiplied with each-other

we know, (-negative)(-nagative) = positive number

so even quantity of negative numbers multiplied with each-other makes a positive number.

so the sign of the product is +

Step-by-step explanation:

Pls answer ASAP timed assignment

Answers

Answer:

A and C

Step-by-step explanation:

Answer:

a and c are right

Step-by-step explanation:

the base must be the number and the exponent is how many times it is multiplied

Solve for x using the figure to the right.

Answers

Answer:

Step-by-step explanation:

FREE BRAINLIST 5
i will mark anyone who answers as brainlist
stay tuned on my account for more brainlist givaways

also, if u didn't see, we gona do it a bit differently. So now with the brainly update you can only mark 1 person brainiest. so ima do a coin flip chalenge. If you lose at the coin flip you can participate in other giveaways and try to win again.
YOU MUST SAY HEADS OR TAILS IN THE ANSWER

Answers

Hi man, hope you get that portfolio thing done!

Answer:hello

Step-by-step explanation:  its not appropriate

Question 15
5 pts
Nicole babysits on the weekends. She charges a
flat fee of $10 and then $5 per hour. If she made
$40 on Friday night, how many hours did she
babysit?
Choose the equation to represent this situation.
O
o 10h + 40 = 5
10h + 5 = 40
o 5 + 10 = 40h
o 5h + 10 = 40
-

Answers

She babysitted for 6 hours and the equation is 5h+10=40
The person above me is right

A plumber charges $75.00 each hour she works at your house and a $130.00 fee for the visit. At most it will take her is 4 hours to do the work.

Answers

she would charge 430$

solve the inequality. 1/3b - 4 ≤ 4​

Answers

Answer:

b ≤ 24

Step-by-step explanation:

Treat it like a two-step equation:

1/3b - 4 ≤ 4​

Add 4 on both sides: 1/3b - 4 (+4) ≤ 4​ (+4)

1/3b ≤ 8

Multiply 3 on both sides (3)1/3b ≤ 8(3)

b ≤ 24

Although the actual amount varies by season and time of​ day, the average volume of water that flows over the falls each second is 3.2 x 10^5 gallons. How much water flows over the falls in an​ hour? Write the result in scientific notation.​ (Hint: 1 hour equals 3600​ seconds)

Answers

Answer:

1.152 x 10^9 gal/hr

Step-by-step explanation:

Given:

3.2 x 10^5 gal / 1 sec

1 hr = 3600 s

Convert:

[tex]\frac{3.2 x 10^5 gal}{1 sec} * \frac{3600 sec}{1 hr}[/tex]

By this, seconds cancel out leaving us with gal/hr, which is what we need.

= 1152000000

Scientific Notation: 1.152 x 10^9

FIND THE NUMBERR!!!!!!

Answers

I can’t see any number on the screen

Answer:

3?

Step-by-step explanation:

i think thats right but sounds to easy

simplify. 5 - 8 ÷ 2 + 4​

Answers

Answer:

5

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Step-by-step explanation:

Step 1: Define

Identify

5 - 8 ÷ 2 + 4

Step 2: Simplify

Division:                                                                                                            5 - 4 + 4Subtract:                                                                                                            1 + 4Add:                                                                                                                   5

Ten people can dig 2 acres of land in 7 days. How long will 8 people working at half the rate of the first group take to dig 6 acres of piece of land?​

Answers

Answer:

52.5 days

Step-by-step explanation:

Ten people can dig 2 acres in 7 days.

One person can dig 0.2 acres in 7 days.

Working at half the rate, one person can dig 0.1 acre in 7 days.

8 people can dig 0.8 acres in 7 days.

8 people can dig 6/0.8 * 0.8 acres in 6/0.8 * 7 days.

8 people can dig 6 acres in 52.5 days

CAN SOMEONE PLEASE HELP WITH QUESTIONS 3 THROUGH 11?? YOU DON’T EVEN HAVE TO DO ALL OF THEM JUST THE ONES U FEEL LIKE DOING (ILL MARK AS BRAINLIEST!!)

Answers

Answer:

3. 3/2

4. -1/3

5. -3.5

6. -6and 2/3

7. -18and 13/24

8. 1/18

9.-2.6

10.-1.83

11. 14.963

Step-by-step explanation:

HOPE THIS HELPS, if not see me in the comments

BRANILIEST PLZZZ

Brandon and Jerry like to play video games. Brandon has vvv video games, and Jerry has 292929 video games. Together they have a total of 737373 video games.

Answers

Answer:

v + 29 = 73 This is the equation

44 is the answer to this equation. If you needed it

Step-by-step explanation:

Brandon has an unknown amount of video games, which we're selling v, adn Jerry has 29 video games. All together, they have 73 video games.You can represent the amount of games that Jerry and Brandon have as a sum (addition)v + 29You know that together they have 73 gamesYou can set the two expressions equal to describe this situation with an equation v + 29 = 73You can write this as 29 + v = 73, 73 = 29 + v, or 73 = v + 29Anyone of the equations is correct

So the equation is v + 29 = 73 or any of the equations I list

Have an Awesome Day and Well I Hope This Helps

12.99 marked down 25%

Answers

Answer:

$9.74 is your answer

Step-by-step explanation:

Between which two consecutive whole numbers can we find 96−−√?

A.7 and 8
B.8 and 9
C.9 and 10

Answers

C. 9 and 10 I think


Hoped it helped (:

How to graph a linear function equation

Answers

Answer:

1. Evaluate the function at an input value of zero to find the y-intercept.

2. Identify the slope. (change of y/change of x)

3. Plot the point represented by the y-intercept.

4. Use rise over run (rise/run) to determine at least two more points on the line.

5. Draw a line that passes through the points.

What is the value of t?



t−122=3t2−3

i need it asap

Answers

Answer:

t+3t=2-3+122

4t=121

divide both sides by four

4t/4=121/4

t=3.25

Answer:

t = 30.5

Step-by-step explanation:

t-122=[tex]\frac{3t}{2-3}[/tex]

t-122=-3t           (2-3=-1, so divide by -1 to get -3t)

4t=122

t=[tex]\frac{122}{4}[/tex]

t=30.5

2) How would you simplify the following problem? (2x/3y^2)^3

Answers

Answer:

(2x^(3)y^(2))^(3) the little ^ means "sub"

Step-by-step explanation:

Use the power rule to distribute the exponent.

Raise 2 to the power of 3

Multiply the exponents in (x^3)^3

Multiply the exponents in (y^2)^3

look at screen shot.ty

Answers

Answer:

See below

Step-by-step explanation:

We see the triangle ABC and AED with common vertex at the point A.

1. The center of dilation is the point A as it remains unchanged after dilation and the other vertices are lined up with the point A.

2. Since the scale factor is 1/2 < 1, the dilation is a smaller triangle, which is AED

What is the triangular number of 27

Answers


The triangular number of 27 is 378

Answer:

378

Step-by-step explanation:

nth triangular number: n(n+1) / 2

27th triangular number: 27(27+1) / 2 = 27*28 / 2 = 378

please help me

no random links pls

Answers

Answer:

Answer is c I think

Step-by-step explanation:

6. Choose one point on the graph of the
proportional relationship and explain what
this point means in terms of the situation.

Answers

Choose one point on the graph of the

proportional relationship and explain what

this point means in terms of the situation.

When 3 times a number is added to the square of the number, the result is 40. Determine the number

Answers

Answer:

5 or -8

Step-by-step explanation:

[tex](3 \times x) + x {}^{2} = 40[/tex]

[tex]3x + {x}^{2} = 40[/tex]

[tex] {x}^{2} + 3x - 40 = 0[/tex]

using factorization method

[tex]( {x}^{2} + 8x) ( - 5x - 40) = 0[/tex]

[tex]x(x + 8) - 5(x + 8) = 0[/tex]

[tex](x - 5)(x + 8) = 0[/tex]

[tex]x - 5 = 0[/tex]

or

[tex]x + 8 = 0[/tex]

[tex]x = 5[/tex]

or

[tex]x = - 8[/tex]

I needdddddd help! Please : )

Answers

Answer:

Stop being so desperate.

Step-by-step explanation:

Mr. Sayre purchased one can of peanuts and some apples. One can of peanuts cost $4. The apples cost $2 per pound. There was no tax on Mr. Sayre's purchase. Mr. Sayre spent $13.
How many pounds of apples did he purchase?

Answers

Answer:

He purchased 4 1/2 pounds of apples.

Step-by-step explanation:

Total of 13 dollars

One can of peanuts cost 4 dollars so subtract 4 from 13

You have 9 dollars that you spent on apples

if the apples cost 2 dollars per pound

divide

(how many times 2 can go in 9)

Only 4.5 (AKA 4 1/2)

9 divded by 2

Integers.. anyone knows this?

Answers

Option A represents a integer

Hope it helps u

Answer:

B

Step-by-step explanation:

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