-(7xy-9)+2(3xy+4)=

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Solution for -(7xy-9)+2(3xy+4)= equation:


Simplifying
-1(7xy + -9) + 2(3xy + 4) = 0

Reorder the terms:
-1(-9 + 7xy) + 2(3xy + 4) = 0
(-9 * -1 + 7xy * -1) + 2(3xy + 4) = 0
(9 + -7xy) + 2(3xy + 4) = 0

Reorder the terms:
9 + -7xy + 2(4 + 3xy) = 0
9 + -7xy + (4 * 2 + 3xy * 2) = 0
9 + -7xy + (8 + 6xy) = 0

Reorder the terms:
9 + 8 + -7xy + 6xy = 0

Combine like terms: 9 + 8 = 17
17 + -7xy + 6xy = 0

Combine like terms: -7xy + 6xy = -1xy
17 + -1xy = 0

Solving
17 + -1xy = 0

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + -1xy = 0 + -17

Combine like terms: 17 + -17 = 0
0 + -1xy = 0 + -17
-1xy = 0 + -17

Combine like terms: 0 + -17 = -17
-1xy = -17

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

Simplifying
x = 17y-1

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