-x-7y=13

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Solution for -x-7y=13 equation: 


Simplifying
-1x + -7y = 13

Solving
-1x + -7y = 13

Solving for variable 'x'.

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

Add '7y' to each side of the equation.
-1x + -7y + 7y = 13 + 7y

Combine like terms: -7y + 7y = 0
-1x + 0 = 13 + 7y
-1x = 13 + 7y

Divide each side by '-1'.
x = -13 + -7y

Simplifying
x = -13 + -7y

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