Question

What is the value of 5a+2(a+b)5a+2(a+b) when a = 4 and b = 2?

Answer 1

5(4)+2(4+2)5(4)+2(4+2)
20+8+4+20+8+4
32+20+12
52+12
64

Answer 2

The answer is 276. 5x4+2(4+2)x5x4+2(4x2) = 276.