Harold Kessler

2021-12-15

If the directions are to simplify the following polynomials, then explain what I perhaps did wrong or explain what the answer should be.

$-5x+10x-3{x}^{2}+10-20$

Samantha Brown

Beginner2021-12-16Added 35 answers

Step 1

Given

$-5x+10x-3{x}^{2}+10-20$

Step 2

$-5x+10x-3{x}^{2}+10-20$

$=-3{x}^{2}+(10-5)x+(-20+10)$

$=-3{x}^{2}+5x-10$

Given

Step 2

reinosodairyshm

Beginner2021-12-17Added 36 answers

Given:

$-5x+10x-3{x}^{2}+10-20$

$-5x+10x-3{x}^{2}-10$

Combine similar members

$-5x+10x-3{x}^{2}-10$

$5x-3{x}^{2}-10$

Rearrange the terms of the equation

$5x-3{x}^{2}-10$

$-3{x}^{2}+5x-10$

The solution

$-3{x}^{2}+5x-10$

Combine similar members

Rearrange the terms of the equation

The solution

$\frac{20b}{{\left(4{b}^{3}\right)}^{3}}$

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