13x+y+7-x-9y-7=

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


Simplifying
13x + y + 7 + -1x + -9y + -7 = 0

Reorder the terms:
7 + -7 + 13x + -1x + y + -9y = 0

Combine like terms: 7 + -7 = 0
0 + 13x + -1x + y + -9y = 0
13x + -1x + y + -9y = 0

Combine like terms: 13x + -1x = 12x
12x + y + -9y = 0

Combine like terms: y + -9y = -8y
12x + -8y = 0

Solving
12x + -8y = 0

Solving for variable 'x'.

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

Add '8y' to each side of the equation.
12x + -8y + 8y = 0 + 8y

Combine like terms: -8y + 8y = 0
12x + 0 = 0 + 8y
12x = 0 + 8y
Remove the zero:
12x = 8y

Divide each side by '12'.
x = 0.6666666667y

Simplifying
x = 0.6666666667y

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