Question

(x + 40)
(3.x)"
What is the value of x?
A. 10
B. 20
C. 40
D. 60

Answer 1

The answer is 20

Explanation:

x+40=3x

-x -x

40=2x

40/2=2/2

20=x

flip it and you get

x=20

Answer 2

it is B

3x=x+40

2x=40

x= 20