x+8=78-(x+8)

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Solution for x+8=78-(x+8) equation:


Simplifying
x + 8 = 78 + -1(x + 8)

Reorder the terms:
8 + x = 78 + -1(x + 8)

Reorder the terms:
8 + x = 78 + -1(8 + x)
8 + x = 78 + (8 * -1 + x * -1)
8 + x = 78 + (-8 + -1x)

Combine like terms: 78 + -8 = 70
8 + x = 70 + -1x

Solving
8 + x = 70 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
8 + x + x = 70 + -1x + x

Combine like terms: x + x = 2x
8 + 2x = 70 + -1x + x

Combine like terms: -1x + x = 0
8 + 2x = 70 + 0
8 + 2x = 70

Add '-8' to each side of the equation.
8 + -8 + 2x = 70 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 70 + -8
2x = 70 + -8

Combine like terms: 70 + -8 = 62
2x = 62

Divide each side by '2'.
x = 31

Simplifying
x = 31

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