What is the solution to the linear equation?

–12 + 3b – 1 = –5 – b

a) b = –2
b) b = –1.5
c) b = 1.5
d) b = 2

1 answer

- 12 + 3 b - 1 = - 5 - b

- 13 + 3 b = - 5 - b

Add b to both sides.

- 13 + 4 b = - 5

Add 13 to both sides.

4 b = 8

b = 8 / 4

b = 2

Answer d