Home > CC3 > Chapter 4 > Lesson 4.1.1 > Problem4-10

4-10.

Copy and simplify the following expressions by combining like terms.

1. $y+3x−3+2x^2+8x−5y$

Rearrange with like terms together.
$2x^2+3x+8x+y−5y−3$

Combine like terms.

$2x^2+11x−4y−3$

1. $2x+4x^2−6x^2−9+1−x−3x$

Follow the steps in part (a).

$−2x^2−2x−8$

1. $14+3y^2+30y−3y^2−14y−14−16y$

Follow the steps in part (a).

0

1. $−10x+13y−6x+5y^2+10y−5y^2$

A positive and negative of equal value combine to equal 0.

Follow the steps in part (a).

$−16x+23y$