3x+9y+x+7y=180

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Solution for 3x+9y+x+7y=180 equation:


Simplifying
3x + 9y + x + 7y = 180

Reorder the terms:
3x + x + 9y + 7y = 180

Combine like terms: 3x + x = 4x
4x + 9y + 7y = 180

Combine like terms: 9y + 7y = 16y
4x + 16y = 180

Solving
4x + 16y = 180

Solving for variable 'x'.

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

Add '-16y' to each side of the equation.
4x + 16y + -16y = 180 + -16y

Combine like terms: 16y + -16y = 0
4x + 0 = 180 + -16y
4x = 180 + -16y

Divide each side by '4'.
x = 45 + -4y

Simplifying
x = 45 + -4y

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