400=2(90+2x)+2x

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Solution for 400=2(90+2x)+2x equation:


Simplifying
400 = 2(90 + 2x) + 2x
400 = (90 * 2 + 2x * 2) + 2x
400 = (180 + 4x) + 2x

Combine like terms: 4x + 2x = 6x
400 = 180 + 6x

Solving
400 = 180 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
400 + -6x = 180 + 6x + -6x

Combine like terms: 6x + -6x = 0
400 + -6x = 180 + 0
400 + -6x = 180

Add '-400' to each side of the equation.
400 + -400 + -6x = 180 + -400

Combine like terms: 400 + -400 = 0
0 + -6x = 180 + -400
-6x = 180 + -400

Combine like terms: 180 + -400 = -220
-6x = -220

Divide each side by '-6'.
x = 36.66666667

Simplifying
x = 36.66666667

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