9x+4(x-9)-7(y-9)=

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Solution for 9x+4(x-9)-7(y-9)= equation:


Simplifying
9x + 4(x + -9) + -7(y + -9) = 0

Reorder the terms:
9x + 4(-9 + x) + -7(y + -9) = 0
9x + (-9 * 4 + x * 4) + -7(y + -9) = 0
9x + (-36 + 4x) + -7(y + -9) = 0

Reorder the terms:
9x + -36 + 4x + -7(-9 + y) = 0
9x + -36 + 4x + (-9 * -7 + y * -7) = 0
9x + -36 + 4x + (63 + -7y) = 0

Reorder the terms:
-36 + 63 + 9x + 4x + -7y = 0

Combine like terms: -36 + 63 = 27
27 + 9x + 4x + -7y = 0

Combine like terms: 9x + 4x = 13x
27 + 13x + -7y = 0

Solving
27 + 13x + -7y = 0

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + 13x + -27 + -7y = 0 + -27

Reorder the terms:
27 + -27 + 13x + -7y = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 13x + -7y = 0 + -27
13x + -7y = 0 + -27

Combine like terms: 0 + -27 = -27
13x + -7y = -27

Add '7y' to each side of the equation.
13x + -7y + 7y = -27 + 7y

Combine like terms: -7y + 7y = 0
13x + 0 = -27 + 7y
13x = -27 + 7y

Divide each side by '13'.
x = -2.076923077 + 0.5384615385y

Simplifying
x = -2.076923077 + 0.5384615385y

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