3(x-1)+68=x-7(x+1)

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Solution for 3(x-1)+68=x-7(x+1) equation:


Simplifying
3(x + -1) + 68 = x + -7(x + 1)

Reorder the terms:
3(-1 + x) + 68 = x + -7(x + 1)
(-1 * 3 + x * 3) + 68 = x + -7(x + 1)
(-3 + 3x) + 68 = x + -7(x + 1)

Reorder the terms:
-3 + 68 + 3x = x + -7(x + 1)

Combine like terms: -3 + 68 = 65
65 + 3x = x + -7(x + 1)

Reorder the terms:
65 + 3x = x + -7(1 + x)
65 + 3x = x + (1 * -7 + x * -7)
65 + 3x = x + (-7 + -7x)

Reorder the terms:
65 + 3x = -7 + x + -7x

Combine like terms: x + -7x = -6x
65 + 3x = -7 + -6x

Solving
65 + 3x = -7 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
65 + 3x + 6x = -7 + -6x + 6x

Combine like terms: 3x + 6x = 9x
65 + 9x = -7 + -6x + 6x

Combine like terms: -6x + 6x = 0
65 + 9x = -7 + 0
65 + 9x = -7

Add '-65' to each side of the equation.
65 + -65 + 9x = -7 + -65

Combine like terms: 65 + -65 = 0
0 + 9x = -7 + -65
9x = -7 + -65

Combine like terms: -7 + -65 = -72
9x = -72

Divide each side by '9'.
x = -8

Simplifying
x = -8

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