Combine like terms:

1. -21a + 16a
A -5a
B 5a
C 37a
D -37a**

2. 5 (x + 10) + x

A 6x + 15 **
B 5x + 15
C 6x + 50
D 4x - 50

3 answers

Both answers are wrong.

is 1 c and 2 b

No. And you've just used up your two guesses. You're on your own now.

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