9[x-9]-3=-4[2x+4]

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Solution for 9[x-9]-3=-4[2x+4] equation:


Simplifying
9[x + -9] + -3 = -4[2x + 4]

Reorder the terms:
9[-9 + x] + -3 = -4[2x + 4]
[-9 * 9 + x * 9] + -3 = -4[2x + 4]
[-81 + 9x] + -3 = -4[2x + 4]

Reorder the terms:
-81 + -3 + 9x = -4[2x + 4]

Combine like terms: -81 + -3 = -84
-84 + 9x = -4[2x + 4]

Reorder the terms:
-84 + 9x = -4[4 + 2x]
-84 + 9x = [4 * -4 + 2x * -4]
-84 + 9x = [-16 + -8x]

Solving
-84 + 9x = -16 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-84 + 9x + 8x = -16 + -8x + 8x

Combine like terms: 9x + 8x = 17x
-84 + 17x = -16 + -8x + 8x

Combine like terms: -8x + 8x = 0
-84 + 17x = -16 + 0
-84 + 17x = -16

Add '84' to each side of the equation.
-84 + 84 + 17x = -16 + 84

Combine like terms: -84 + 84 = 0
0 + 17x = -16 + 84
17x = -16 + 84

Combine like terms: -16 + 84 = 68
17x = 68

Divide each side by '17'.
x = 4

Simplifying
x = 4

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