9[7-(7x-8)]=126x+207

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Solution for 9[7-(7x-8)]=126x+207 equation:


Simplifying
9[7 + -1(7x + -8)] = 126x + 207

Reorder the terms:
9[7 + -1(-8 + 7x)] = 126x + 207
9[7 + (-8 * -1 + 7x * -1)] = 126x + 207
9[7 + (8 + -7x)] = 126x + 207

Combine like terms: 7 + 8 = 15
9[15 + -7x] = 126x + 207
[15 * 9 + -7x * 9] = 126x + 207
[135 + -63x] = 126x + 207

Reorder the terms:
135 + -63x = 207 + 126x

Solving
135 + -63x = 207 + 126x

Solving for variable 'x'.

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

Add '-126x' to each side of the equation.
135 + -63x + -126x = 207 + 126x + -126x

Combine like terms: -63x + -126x = -189x
135 + -189x = 207 + 126x + -126x

Combine like terms: 126x + -126x = 0
135 + -189x = 207 + 0
135 + -189x = 207

Add '-135' to each side of the equation.
135 + -135 + -189x = 207 + -135

Combine like terms: 135 + -135 = 0
0 + -189x = 207 + -135
-189x = 207 + -135

Combine like terms: 207 + -135 = 72
-189x = 72

Divide each side by '-189'.
x = -0.380952381

Simplifying
x = -0.380952381

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