8(x+9)=31

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Solution for 8(x+9)=31 equation:


Simplifying
8(x + 9) = 31

Reorder the terms:
8(9 + x) = 31
(9 * 8 + x * 8) = 31
(72 + 8x) = 31

Solving
72 + 8x = 31

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 8x = 31 + -72

Combine like terms: 72 + -72 = 0
0 + 8x = 31 + -72
8x = 31 + -72

Combine like terms: 31 + -72 = -41
8x = -41

Divide each side by '8'.
x = -5.125

Simplifying
x = -5.125

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