(-7xy-8)+(-3xy-9)=

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Solution for (-7xy-8)+(-3xy-9)= equation:


Simplifying
(-7xy + -8) + (-3xy + -9) = 0

Reorder the terms:
(-8 + -7xy) + (-3xy + -9) = 0

Remove parenthesis around (-8 + -7xy)
-8 + -7xy + (-3xy + -9) = 0

Reorder the terms:
-8 + -7xy + (-9 + -3xy) = 0

Remove parenthesis around (-9 + -3xy)
-8 + -7xy + -9 + -3xy = 0

Reorder the terms:
-8 + -9 + -7xy + -3xy = 0

Combine like terms: -8 + -9 = -17
-17 + -7xy + -3xy = 0

Combine like terms: -7xy + -3xy = -10xy
-17 + -10xy = 0

Solving
-17 + -10xy = 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 + -10xy = 0 + 17

Combine like terms: -17 + 17 = 0
0 + -10xy = 0 + 17
-10xy = 0 + 17

Combine like terms: 0 + 17 = 17
-10xy = 17

Divide each side by '-10y'.
x = -1.7y-1

Simplifying
x = -1.7y-1

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