18=5x+4y

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Solution for 18=5x+4y equation:


Simplifying
18 = 5x + 4y

Solving
18 = 5x + 4y

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
18 + -5x = 5x + -5x + 4y

Combine like terms: 5x + -5x = 0
18 + -5x = 0 + 4y
18 + -5x = 4y

Add '-18' to each side of the equation.
18 + -18 + -5x = -18 + 4y

Combine like terms: 18 + -18 = 0
0 + -5x = -18 + 4y
-5x = -18 + 4y

Divide each side by '-5'.
x = 3.6 + -0.8y

Simplifying
x = 3.6 + -0.8y

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