90=(4x-8)+(6x+13)

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Solution for 90=(4x-8)+(6x+13) equation:


Simplifying
90 = (4x + -8) + (6x + 13)

Reorder the terms:
90 = (-8 + 4x) + (6x + 13)

Remove parenthesis around (-8 + 4x)
90 = -8 + 4x + (6x + 13)

Reorder the terms:
90 = -8 + 4x + (13 + 6x)

Remove parenthesis around (13 + 6x)
90 = -8 + 4x + 13 + 6x

Reorder the terms:
90 = -8 + 13 + 4x + 6x

Combine like terms: -8 + 13 = 5
90 = 5 + 4x + 6x

Combine like terms: 4x + 6x = 10x
90 = 5 + 10x

Solving
90 = 5 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
90 + -10x = 5 + 10x + -10x

Combine like terms: 10x + -10x = 0
90 + -10x = 5 + 0
90 + -10x = 5

Add '-90' to each side of the equation.
90 + -90 + -10x = 5 + -90

Combine like terms: 90 + -90 = 0
0 + -10x = 5 + -90
-10x = 5 + -90

Combine like terms: 5 + -90 = -85
-10x = -85

Divide each side by '-10'.
x = 8.5

Simplifying
x = 8.5

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