(18x+3y)+(2x+5y)=180

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Solution for (18x+3y)+(2x+5y)=180 equation:


Simplifying
(18x + 3y) + (2x + 5y) = 180

Remove parenthesis around (18x + 3y)
18x + 3y + (2x + 5y) = 180

Remove parenthesis around (2x + 5y)
18x + 3y + 2x + 5y = 180

Reorder the terms:
18x + 2x + 3y + 5y = 180

Combine like terms: 18x + 2x = 20x
20x + 3y + 5y = 180

Combine like terms: 3y + 5y = 8y
20x + 8y = 180

Solving
20x + 8y = 180

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
20x + 8y + -8y = 180 + -8y

Combine like terms: 8y + -8y = 0
20x + 0 = 180 + -8y
20x = 180 + -8y

Divide each side by '20'.
x = 9 + -0.4y

Simplifying
x = 9 + -0.4y

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