-1(7x-8y-9)=

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Solution for -1(7x-8y-9)= equation:


Simplifying
-1(7x + -8y + -9) = 0

Reorder the terms:
-1(-9 + 7x + -8y) = 0
(-9 * -1 + 7x * -1 + -8y * -1) = 0
(9 + -7x + 8y) = 0

Solving
9 + -7x + 8y = 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 + -7x + -9 + 8y = 0 + -9

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

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

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

Add '-8y' to each side of the equation.
-7x + 8y + -8y = -9 + -8y

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

Divide each side by '-7'.
x = 1.285714286 + 1.142857143y

Simplifying
x = 1.285714286 + 1.142857143y

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