Back to Identify when two expressions are equivalent — Problem 2 · Task Set 29

6.EE.A.4 Tutor Intake -- Identifying Equivalent Expressions

This short check helps your tutor see where to start. Work each problem on
your own, without a calculator unless a problem says otherwise. If you are
not sure, give your best try — every answer helps your tutor plan your
first few sessions.

Grade 6·10 problems·~11 min·Common Core Math - Grade 6·standard·6-ee-a-4
Work through problems with immediate feedback
A

Concepts

1

A student tests a+4a + 4 and 2a2a at a=4a = 4 and gets 8 for both.
The student concludes the expressions are equivalent. Testing at
what other value of aa shows this conclusion is wrong? Enter a
whole number other than 4.