Question

Find the value of a and b when x = 12

a = 5x2
2x2(x - 5)
b=2
10x
Help me plsssss!!!?

Answer 1

a=120

b=240

Explanation:

if x=12

a=5×2×2×2(x-5)

5×2=10×2×2=40

40(x-5) 40x-200

200=40×\40x=5

b=2×10×12=240

a=120

b=240