-13=9x-7y

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Solution for -13=9x-7y equation:


Simplifying
-13 = 9x + -7y

Solving
-13 = 9x + -7y

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-13 + -9x = 9x + -9x + -7y

Combine like terms: 9x + -9x = 0
-13 + -9x = 0 + -7y
-13 + -9x = -7y

Add '13' to each side of the equation.
-13 + 13 + -9x = 13 + -7y

Combine like terms: -13 + 13 = 0
0 + -9x = 13 + -7y
-9x = 13 + -7y

Divide each side by '-9'.
x = -1.444444444 + 0.7777777778y

Simplifying
x = -1.444444444 + 0.7777777778y

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