Answer: d) b = 12
2/3.b - 1/3.b + 12 = 16
⇔ 1/3. b = 16 - 12
⇔ 1/3.b = 4
⇔ b = 4.3 = 12
Step-by-step explanation:
Answer:
b = 12
2/3 b - 1/3 b + 12 = 16
or, 2b/3 - b/3 + 12 = 16
or, 2b -b/ 3 + 12 = 16
or, 2b - b = 16 - 12
or, b = 4 × 3
therefore, b = 12
