Question

Subtract a-4 from 4a+16 and simplify your answer. The variable a should appear only once in your answer.

Answer 1

PLEASE EXPLAIN

Answer 2

(4a+16)-(a-4)

Subtract the like terms first. So 4a-a=3a. Then add 16 and 4, which is 20. So you get 3a+20.

Answer 3

I tried explaining! Sorry if I just gave the answer. Im so bad at this lol -_-

Answer 4

no it's ok

Answer 5

thanks so much:)

Answer 6

No prob!