Question

Simplify to create an equivalent expression.

-3(2+4k)+7(2k-1)
Choose 1 answer:

A
2k-13


B
8k-13


C
2k+13

D
2k-7

Answer 1

A

Explanation:

-3(2+4k)+7(2k-1)

multiply -3*2= -6

multiply -3*4k=-12k

multiply 7*2k=14k

multiply 7*-1=-7

-6-12k=14k-7

simplify

-6+-7=-13

-12k+14k=2k

total answer:

2k-13