Question

-

Which expression is equivalent to (8x - 7) - (4x - 1)?
A 12x - 8
В B 12x - 6
С 4x - 8
D 4x - 6
- PLEASE SHOW HOW YOU GOT YOUR ANSWER

Answer 1

D

Explanation:

Eliminate redundant parentheses

(8−7) −1 (4−1)

8−7 -1 (4−1)

Distribute

8−7 −1 (4 −1)

8−7−4+1

Add the numbers

8−7−4+1

8−6−4

Combine like terms

8−6−4

4−6

Answer 2

D 4x - 6

Explanation:

8x - 7 -( 4x - 1)

= 8x - 7 - 4x + 1

4x -6