Question

2a + b = 12 (for b)

A. b = 2a + 12
B. b = -2a + 12
C. b + 2a - 12
D. b = -2a - 12

Answer 1

Explanation:

2a + b = 12

b= 12 -2a

HOPE IT HELPS YOU

Answer 2

B. b = -2a + 12

Explanation:

2a + b = 12

subtract 2a from both sides

2a - 2a + b = 12 - 2a

simplify

b = 12 - 2a

This can be rewritten as b = -2a + 12

b = -2a + 12 matches letter choice B