Question

What is the answer?-15 = 2r + 1

Answer 1

r=-8

Explanation:

-15 = 2r + 1. we know 2r has to be -16 because -16 + 1 = -15. -16 / 2 = -8

Answer 2

The answer is r=-8

Explanation:

-15 = 2r + 1

-15-1=2r+1-1

-16=2r

-16/2=2r/2

-8=r