90+2x+x+81=360

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Solution for 90+2x+x+81=360 equation:


Simplifying
90 + 2x + x + 81 = 360

Reorder the terms:
90 + 81 + 2x + x = 360

Combine like terms: 90 + 81 = 171
171 + 2x + x = 360

Combine like terms: 2x + x = 3x
171 + 3x = 360

Solving
171 + 3x = 360

Solving for variable 'x'.

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

Add '-171' to each side of the equation.
171 + -171 + 3x = 360 + -171

Combine like terms: 171 + -171 = 0
0 + 3x = 360 + -171
3x = 360 + -171

Combine like terms: 360 + -171 = 189
3x = 189

Divide each side by '3'.
x = 63

Simplifying
x = 63

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