x-5+2x-5+90=90

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Solution for x-5+2x-5+90=90 equation:


Simplifying
x + -5 + 2x + -5 + 90 = 90

Reorder the terms:
-5 + -5 + 90 + x + 2x = 90

Combine like terms: -5 + -5 = -10
-10 + 90 + x + 2x = 90

Combine like terms: -10 + 90 = 80
80 + x + 2x = 90

Combine like terms: x + 2x = 3x
80 + 3x = 90

Solving
80 + 3x = 90

Solving for variable 'x'.

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

Add '-80' to each side of the equation.
80 + -80 + 3x = 90 + -80

Combine like terms: 80 + -80 = 0
0 + 3x = 90 + -80
3x = 90 + -80

Combine like terms: 90 + -80 = 10
3x = 10

Divide each side by '3'.
x = 3.333333333

Simplifying
x = 3.333333333

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