Ask question

Ask question

All categories

2 years ago

14

Simplify the expression. 7x2 + 3 - 5(x^2- 4)

1 answer:

polet [3.4K]2 years ago

3 0

Answer:

2x² + 23

Step-by-step explanation:

Distribute the -5 and combine like terms.

7x² + 3 - 5(x² - 4) =

= 7x² + 3 - 5x² + 20

= 2x² + 23

You might be interested in

What is the domain of y = csc(x)?

Stells [14]

Answer:

csc

Step-by-step explanation:

7 0

2 years ago

Please help thanks<br> Xxxxx

Stells [14]

Answer:

A

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers

PLEASE HELP MATH!! (BRAINLIEST + MORE) questions in picture!

klasskru [66]

Answer:

A) 2x*2 +6x -3x - 9= 2x*2 +3x -9

B) 2yx*2 +2yx +2y +3x*2 +3x +3

C) 36x*2 y +48yx +3xy*2 + 4y*2

D) 2x*3 - 4x*2 y + 3x -6y

7 0

2 years ago

What is the smallest positive integer x such that 52 divides 98701 + x.

strojnjashka [21]

Answer: i think 46 im not sure tho

Step-by-step explanation:

5 0

2 years ago

Given the table below, determine which type of equation best models the data and use a calculator to find an equation of best fi

irina1246 [14]

Answer:

Hello,

Step-by-step explanation:

Best fit: quadratic y=5.3x²-9.3+6.1

with an total error of 0.4

4 0

2 years ago