-3(x+9)=7x-9(x+4)

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


Simplifying
-3(x + 9) = 7x + -9(x + 4)

Reorder the terms:
-3(9 + x) = 7x + -9(x + 4)
(9 * -3 + x * -3) = 7x + -9(x + 4)
(-27 + -3x) = 7x + -9(x + 4)

Reorder the terms:
-27 + -3x = 7x + -9(4 + x)
-27 + -3x = 7x + (4 * -9 + x * -9)
-27 + -3x = 7x + (-36 + -9x)

Reorder the terms:
-27 + -3x = -36 + 7x + -9x

Combine like terms: 7x + -9x = -2x
-27 + -3x = -36 + -2x

Solving
-27 + -3x = -36 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-27 + -3x + 2x = -36 + -2x + 2x

Combine like terms: -3x + 2x = -1x
-27 + -1x = -36 + -2x + 2x

Combine like terms: -2x + 2x = 0
-27 + -1x = -36 + 0
-27 + -1x = -36

Add '27' to each side of the equation.
-27 + 27 + -1x = -36 + 27

Combine like terms: -27 + 27 = 0
0 + -1x = -36 + 27
-1x = -36 + 27

Combine like terms: -36 + 27 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

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