8(x+1)+7x=-81

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Solution for 8(x+1)+7x=-81 equation:


Simplifying
8(x + 1) + 7x = -81

Reorder the terms:
8(1 + x) + 7x = -81
(1 * 8 + x * 8) + 7x = -81
(8 + 8x) + 7x = -81

Combine like terms: 8x + 7x = 15x
8 + 15x = -81

Solving
8 + 15x = -81

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 15x = -81 + -8

Combine like terms: 8 + -8 = 0
0 + 15x = -81 + -8
15x = -81 + -8

Combine like terms: -81 + -8 = -89
15x = -89

Divide each side by '15'.
x = -5.933333333

Simplifying
x = -5.933333333

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