15+x+3x+x=180

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Solution for 15+x+3x+x=180 equation:


Simplifying
15 + x + 3x + x = 180

Combine like terms: x + 3x = 4x
15 + 4x + x = 180

Combine like terms: 4x + x = 5x
15 + 5x = 180

Solving
15 + 5x = 180

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 5x = 180 + -15

Combine like terms: 15 + -15 = 0
0 + 5x = 180 + -15
5x = 180 + -15

Combine like terms: 180 + -15 = 165
5x = 165

Divide each side by '5'.
x = 33

Simplifying
x = 33

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