(3x-18)+(5x-4)=90

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Solution for (3x-18)+(5x-4)=90 equation:


Simplifying
(3x + -18) + (5x + -4) = 90

Reorder the terms:
(-18 + 3x) + (5x + -4) = 90

Remove parenthesis around (-18 + 3x)
-18 + 3x + (5x + -4) = 90

Reorder the terms:
-18 + 3x + (-4 + 5x) = 90

Remove parenthesis around (-4 + 5x)
-18 + 3x + -4 + 5x = 90

Reorder the terms:
-18 + -4 + 3x + 5x = 90

Combine like terms: -18 + -4 = -22
-22 + 3x + 5x = 90

Combine like terms: 3x + 5x = 8x
-22 + 8x = 90

Solving
-22 + 8x = 90

Solving for variable 'x'.

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

Add '22' to each side of the equation.
-22 + 22 + 8x = 90 + 22

Combine like terms: -22 + 22 = 0
0 + 8x = 90 + 22
8x = 90 + 22

Combine like terms: 90 + 22 = 112
8x = 112

Divide each side by '8'.
x = 14

Simplifying
x = 14

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