Question

Choose all expressions equivalent to 4 (4c + 2d) - d

A. 160
B. 16c +d
C. 16c + 7d
D. 8(2c + d)-d
E. (4-d) + (4c + 2d)

Answer 1

select D. for your answer

8(2c)=16c, 8d-d=7d

16c+8d-d= 16c+7d