90=4x+7x+2

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Solution for 90=4x+7x+2 equation:


Simplifying
90 = 4x + 7x + 2

Reorder the terms:
90 = 2 + 4x + 7x

Combine like terms: 4x + 7x = 11x
90 = 2 + 11x

Solving
90 = 2 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
90 + -11x = 2 + 11x + -11x

Combine like terms: 11x + -11x = 0
90 + -11x = 2 + 0
90 + -11x = 2

Add '-90' to each side of the equation.
90 + -90 + -11x = 2 + -90

Combine like terms: 90 + -90 = 0
0 + -11x = 2 + -90
-11x = 2 + -90

Combine like terms: 2 + -90 = -88
-11x = -88

Divide each side by '-11'.
x = 8

Simplifying
x = 8

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