7(x+10)+2=-2(x-7)-8

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Solution for 7(x+10)+2=-2(x-7)-8 equation:


Simplifying
7(x + 10) + 2 = -2(x + -7) + -8

Reorder the terms:
7(10 + x) + 2 = -2(x + -7) + -8
(10 * 7 + x * 7) + 2 = -2(x + -7) + -8
(70 + 7x) + 2 = -2(x + -7) + -8

Reorder the terms:
70 + 2 + 7x = -2(x + -7) + -8

Combine like terms: 70 + 2 = 72
72 + 7x = -2(x + -7) + -8

Reorder the terms:
72 + 7x = -2(-7 + x) + -8
72 + 7x = (-7 * -2 + x * -2) + -8
72 + 7x = (14 + -2x) + -8

Reorder the terms:
72 + 7x = 14 + -8 + -2x

Combine like terms: 14 + -8 = 6
72 + 7x = 6 + -2x

Solving
72 + 7x = 6 + -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.
72 + 7x + 2x = 6 + -2x + 2x

Combine like terms: 7x + 2x = 9x
72 + 9x = 6 + -2x + 2x

Combine like terms: -2x + 2x = 0
72 + 9x = 6 + 0
72 + 9x = 6

Add '-72' to each side of the equation.
72 + -72 + 9x = 6 + -72

Combine like terms: 72 + -72 = 0
0 + 9x = 6 + -72
9x = 6 + -72

Combine like terms: 6 + -72 = -66
9x = -66

Divide each side by '9'.
x = -7.333333333

Simplifying
x = -7.333333333

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