8(x+3)-7x=9

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Solution for 8(x+3)-7x=9 equation:


Simplifying
8(x + 3) + -7x = 9

Reorder the terms:
8(3 + x) + -7x = 9
(3 * 8 + x * 8) + -7x = 9
(24 + 8x) + -7x = 9

Combine like terms: 8x + -7x = 1x
24 + 1x = 9

Solving
24 + 1x = 9

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + 1x = 9 + -24

Combine like terms: 24 + -24 = 0
0 + 1x = 9 + -24
1x = 9 + -24

Combine like terms: 9 + -24 = -15
1x = -15

Divide each side by '1'.
x = -15

Simplifying
x = -15

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