-7x-9y=63*-7

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Solution for -7x-9y=63*-7 equation: 


Simplifying
-7x + -9y = 63 * -7

Multiply 63 * -7
-7x + -9y = -441

Solving
-7x + -9y = -441

Solving for variable 'x'.

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

Add '9y' to each side of the equation.
-7x + -9y + 9y = -441 + 9y

Combine like terms: -9y + 9y = 0
-7x + 0 = -441 + 9y
-7x = -441 + 9y

Divide each side by '-7'.
x = 63 + -1.285714286y

Simplifying
x = 63 + -1.285714286y

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