(2x+5y)-(-4x-12y)-(8x+8y)=

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Solution for (2x+5y)-(-4x-12y)-(8x+8y)= equation:


Simplifying
(2x + 5y) + -1(-4x + -12y) + -1(8x + 8y) = 0

Remove parenthesis around (2x + 5y)
2x + 5y + -1(-4x + -12y) + -1(8x + 8y) = 0
2x + 5y + (-4x * -1 + -12y * -1) + -1(8x + 8y) = 0
2x + 5y + (4x + 12y) + -1(8x + 8y) = 0
2x + 5y + 4x + 12y + (8x * -1 + 8y * -1) = 0
2x + 5y + 4x + 12y + (-8x + -8y) = 0

Reorder the terms:
2x + 4x + -8x + 5y + 12y + -8y = 0

Combine like terms: 2x + 4x = 6x
6x + -8x + 5y + 12y + -8y = 0

Combine like terms: 6x + -8x = -2x
-2x + 5y + 12y + -8y = 0

Combine like terms: 5y + 12y = 17y
-2x + 17y + -8y = 0

Combine like terms: 17y + -8y = 9y
-2x + 9y = 0

Solving
-2x + 9y = 0

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.
-2x + 9y + -9y = 0 + -9y

Combine like terms: 9y + -9y = 0
-2x + 0 = 0 + -9y
-2x = 0 + -9y
Remove the zero:
-2x = -9y

Divide each side by '-2'.
x = 4.5y

Simplifying
x = 4.5y

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