x-5+3x+40=90

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Solution for x-5+3x+40=90 equation:


Simplifying
x + -5 + 3x + 40 = 90

Reorder the terms:
-5 + 40 + x + 3x = 90

Combine like terms: -5 + 40 = 35
35 + x + 3x = 90

Combine like terms: x + 3x = 4x
35 + 4x = 90

Solving
35 + 4x = 90

Solving for variable 'x'.

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

Add '-35' to each side of the equation.
35 + -35 + 4x = 90 + -35

Combine like terms: 35 + -35 = 0
0 + 4x = 90 + -35
4x = 90 + -35

Combine like terms: 90 + -35 = 55
4x = 55

Divide each side by '4'.
x = 13.75

Simplifying
x = 13.75

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