-(3xy-12)+4(5xy+7)=

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Solution for -(3xy-12)+4(5xy+7)= equation: 


Simplifying
-1(3xy + -12) + 4(5xy + 7) = 0

Reorder the terms:
-1(-12 + 3xy) + 4(5xy + 7) = 0
(-12 * -1 + 3xy * -1) + 4(5xy + 7) = 0
(12 + -3xy) + 4(5xy + 7) = 0

Reorder the terms:
12 + -3xy + 4(7 + 5xy) = 0
12 + -3xy + (7 * 4 + 5xy * 4) = 0
12 + -3xy + (28 + 20xy) = 0

Reorder the terms:
12 + 28 + -3xy + 20xy = 0

Combine like terms: 12 + 28 = 40
40 + -3xy + 20xy = 0

Combine like terms: -3xy + 20xy = 17xy
40 + 17xy = 0

Solving
40 + 17xy = 0

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 17xy = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 17xy = 0 + -40
17xy = 0 + -40

Combine like terms: 0 + -40 = -40
17xy = -40

Divide each side by '17y'.
x = -2.352941176y-1

Simplifying
x = -2.352941176y-1

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