(5x-3)+(3x+7)=90

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Solution for (5x-3)+(3x+7)=90 equation:


Simplifying
(5x + -3) + (3x + 7) = 90

Reorder the terms:
(-3 + 5x) + (3x + 7) = 90

Remove parenthesis around (-3 + 5x)
-3 + 5x + (3x + 7) = 90

Reorder the terms:
-3 + 5x + (7 + 3x) = 90

Remove parenthesis around (7 + 3x)
-3 + 5x + 7 + 3x = 90

Reorder the terms:
-3 + 7 + 5x + 3x = 90

Combine like terms: -3 + 7 = 4
4 + 5x + 3x = 90

Combine like terms: 5x + 3x = 8x
4 + 8x = 90

Solving
4 + 8x = 90

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 8x = 90 + -4

Combine like terms: 4 + -4 = 0
0 + 8x = 90 + -4
8x = 90 + -4

Combine like terms: 90 + -4 = 86
8x = 86

Divide each side by '8'.
x = 10.75

Simplifying
x = 10.75

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