Question

-3b+7=13 solve for b

Answer 1

b=-2

Explanation:

-3b+7=13

-7 -7

-3b=6

/-3 /-3

b=-2

Answer 2

b =-2

Explanation:

-3b+7=13

Subtract 7 from each side

-3b+7-7=13-7

-3b = 6

Divide each side by -3

-3b/-3 = 6/-3

b = -2