90=4x+5+4x+8

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Solution for 90=4x+5+4x+8 equation:


Simplifying
90 = 4x + 5 + 4x + 8

Reorder the terms:
90 = 5 + 8 + 4x + 4x

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

Combine like terms: 4x + 4x = 8x
90 = 13 + 8x

Solving
90 = 13 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
90 + -8x = 13 + 8x + -8x

Combine like terms: 8x + -8x = 0
90 + -8x = 13 + 0
90 + -8x = 13

Add '-90' to each side of the equation.
90 + -90 + -8x = 13 + -90

Combine like terms: 90 + -90 = 0
0 + -8x = 13 + -90
-8x = 13 + -90

Combine like terms: 13 + -90 = -77
-8x = -77

Divide each side by '-8'.
x = 9.625

Simplifying
x = 9.625

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