-3x+y+2-(-8x)-7y+(-9)=0

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Solution for -3x+y+2-(-8x)-7y+(-9)=0 equation:


Simplifying
-3x + y + 2 + -1(-8x) + -7y + (-9) = 0

Remove parenthesis around (-8x)
-3x + y + 2 + -1 * -8x + -7y + (-9) = 0

Multiply -1 * -8
-3x + y + 2 + 8x + -7y + (-9) = 0
-3x + y + 2 + 8x + -7y + -9 = 0

Reorder the terms:
2 + -9 + -3x + 8x + y + -7y = 0

Combine like terms: 2 + -9 = -7
-7 + -3x + 8x + y + -7y = 0

Combine like terms: -3x + 8x = 5x
-7 + 5x + y + -7y = 0

Combine like terms: y + -7y = -6y
-7 + 5x + -6y = 0

Solving
-7 + 5x + -6y = 0

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 5x + 7 + -6y = 0 + 7

Reorder the terms:
-7 + 7 + 5x + -6y = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 5x + -6y = 0 + 7
5x + -6y = 0 + 7

Combine like terms: 0 + 7 = 7
5x + -6y = 7

Add '6y' to each side of the equation.
5x + -6y + 6y = 7 + 6y

Combine like terms: -6y + 6y = 0
5x + 0 = 7 + 6y
5x = 7 + 6y

Divide each side by '5'.
x = 1.4 + 1.2y

Simplifying
x = 1.4 + 1.2y

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