-129-8x=7+21

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Solution for -129-8x=7+21 equation:


Simplifying
-129 + -8x = 7 + 21

Combine like terms: 7 + 21 = 28
-129 + -8x = 28

Solving
-129 + -8x = 28

Solving for variable 'x'.

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

Add '129' to each side of the equation.
-129 + 129 + -8x = 28 + 129

Combine like terms: -129 + 129 = 0
0 + -8x = 28 + 129
-8x = 28 + 129

Combine like terms: 28 + 129 = 157
-8x = 157

Divide each side by '-8'.
x = -19.625

Simplifying
x = -19.625

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