-(5xy-9)+2(4xy+8)=

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Solution for -(5xy-9)+2(4xy+8)= equation:


Simplifying
-1(5xy + -9) + 2(4xy + 8) = 0

Reorder the terms:
-1(-9 + 5xy) + 2(4xy + 8) = 0
(-9 * -1 + 5xy * -1) + 2(4xy + 8) = 0
(9 + -5xy) + 2(4xy + 8) = 0

Reorder the terms:
9 + -5xy + 2(8 + 4xy) = 0
9 + -5xy + (8 * 2 + 4xy * 2) = 0
9 + -5xy + (16 + 8xy) = 0

Reorder the terms:
9 + 16 + -5xy + 8xy = 0

Combine like terms: 9 + 16 = 25
25 + -5xy + 8xy = 0

Combine like terms: -5xy + 8xy = 3xy
25 + 3xy = 0

Solving
25 + 3xy = 0

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 3xy = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 3xy = 0 + -25
3xy = 0 + -25

Combine like terms: 0 + -25 = -25
3xy = -25

Divide each side by '3y'.
x = -8.333333333y-1

Simplifying
x = -8.333333333y-1

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