8*(9+x)=13

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Solution for 8*(9+x)=13 equation: 


Simplifying
8(9 + x) = 13
(9 * 8 + x * 8) = 13
(72 + 8x) = 13

Solving
72 + 8x = 13

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 = 13 + -72

Combine like terms: 72 + -72 = 0
0 + 8x = 13 + -72
8x = 13 + -72

Combine like terms: 13 + -72 = -59
8x = -59

Divide each side by '8'.
x = -7.375

Simplifying
x = -7.375

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