Question

Help. Here is the question on the picture.

Answer 1

x = 10

Explanation:

28/20 = 1.4

4x+2/3x = 1.4

4x+2/3x = 14/10

40x+20 = 42x

40x-42x = -20

-2x = -20

-x = -20/2

-x = -10

x = 10