Question

Which expression is not equal to 28?

A. (9+25÷5)×2

B. [(13−4×2)−1]×7

C. 42÷6+28÷4

D. 7×[8−(12−4×2)]

Answer 1

[AI-generated answer — Bot]

B. [(13−4×2)−1]×7 simplifies to (13-8)-1 × 7, which is equal to 28 - 7 = 21, not 28.