(B) x = 40
Step-by-step explanation:
4x + 20 = 180
4x = 160
x = 40
Take half of the coefficient on the x term
Let, the number = x
It would be: x * 96% = 42
x * 0.96 = 42
x = 42 / 0.96
x = 43.75
In short, Your Answer would be 43.75
Hope this helps!
The answer is to multiply