3.7x-31.5-1.9x=13.5

Solution for 3.7x-31.5-1.9x=13.5 equation:

Simplifying
3.7x + -31.5 + -1.9x = 13.5

Reorder the terms:
-31.5 + 3.7x + -1.9x = 13.5

Combine like terms: 3.7x + -1.9x = 1.8x
-31.5 + 1.8x = 13.5

Solving
-31.5 + 1.8x = 13.5

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '31.5' to each side of the equation.
-31.5 + 31.5 + 1.8x = 13.5 + 31.5

Combine like terms: -31.5 + 31.5 = 0.0
0.0 + 1.8x = 13.5 + 31.5
1.8x = 13.5 + 31.5

Combine like terms: 13.5 + 31.5 = 45
1.8x = 45

Divide each side by '1.8'.
x = 25

Simplifying
x = 25