(2x-2)+(5x-13)=90

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Solution for (2x-2)+(5x-13)=90 equation:


Simplifying
(2x + -2) + (5x + -13) = 90

Reorder the terms:
(-2 + 2x) + (5x + -13) = 90

Remove parenthesis around (-2 + 2x)
-2 + 2x + (5x + -13) = 90

Reorder the terms:
-2 + 2x + (-13 + 5x) = 90

Remove parenthesis around (-13 + 5x)
-2 + 2x + -13 + 5x = 90

Reorder the terms:
-2 + -13 + 2x + 5x = 90

Combine like terms: -2 + -13 = -15
-15 + 2x + 5x = 90

Combine like terms: 2x + 5x = 7x
-15 + 7x = 90

Solving
-15 + 7x = 90

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 7x = 90 + 15

Combine like terms: -15 + 15 = 0
0 + 7x = 90 + 15
7x = 90 + 15

Combine like terms: 90 + 15 = 105
7x = 105

Divide each side by '7'.
x = 15

Simplifying
x = 15

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