9=4y-5x

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Solution for 9=4y-5x equation:


Simplifying
9 = 4y + -5x

Reorder the terms:
9 = -5x + 4y

Solving
9 = -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.
9 + 5x = -5x + 5x + 4y

Combine like terms: -5x + 5x = 0
9 + 5x = 0 + 4y
9 + 5x = 4y

Add '-9' to each side of the equation.
9 + -9 + 5x = -9 + 4y

Combine like terms: 9 + -9 = 0
0 + 5x = -9 + 4y
5x = -9 + 4y

Divide each side by '5'.
x = -1.8 + 0.8y

Simplifying
x = -1.8 + 0.8y

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