-8x+7+7x-10+5x+9=78

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Solution for -8x+7+7x-10+5x+9=78 equation:


Simplifying
-8x + 7 + 7x + -10 + 5x + 9 = 78

Reorder the terms:
7 + -10 + 9 + -8x + 7x + 5x = 78

Combine like terms: 7 + -10 = -3
-3 + 9 + -8x + 7x + 5x = 78

Combine like terms: -3 + 9 = 6
6 + -8x + 7x + 5x = 78

Combine like terms: -8x + 7x = -1x
6 + -1x + 5x = 78

Combine like terms: -1x + 5x = 4x
6 + 4x = 78

Solving
6 + 4x = 78

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 4x = 78 + -6

Combine like terms: 6 + -6 = 0
0 + 4x = 78 + -6
4x = 78 + -6

Combine like terms: 78 + -6 = 72
4x = 72

Divide each side by '4'.
x = 18

Simplifying
x = 18

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