4x-5y-7y+8x+9=

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Solution for 4x-5y-7y+8x+9= equation:


Simplifying
4x + -5y + -7y + 8x + 9 = 0

Reorder the terms:
9 + 4x + 8x + -5y + -7y = 0

Combine like terms: 4x + 8x = 12x
9 + 12x + -5y + -7y = 0

Combine like terms: -5y + -7y = -12y
9 + 12x + -12y = 0

Solving
9 + 12x + -12y = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + 12x + -9 + -12y = 0 + -9

Reorder the terms:
9 + -9 + 12x + -12y = 0 + -9

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

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

Add '12y' to each side of the equation.
12x + -12y + 12y = -9 + 12y

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

Divide each side by '12'.
x = -0.75 + y

Simplifying
x = -0.75 + y

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