IXL | Simplify expressions by combining like terms | 7th grade math

or

Simplify the expression:

10

+

–

9

u

+

8

u

+

–

2

ref_doc_title.

or

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

0

Time
elapsedTime

hr	min	sec
00	00	04

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

0

Teacher tools

Work it out

Not feeling ready yet? These can help:

S.2Simplify expressions by combining like terms: with algebra tiles

B.12Add and subtract integers

Lesson: Simplifying expressions