2(x+7)-8=x+9

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Solution for 2(x+7)-8=x+9 equation:


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

Reorder the terms:
2(7 + x) + -8 = x + 9
(7 * 2 + x * 2) + -8 = x + 9
(14 + 2x) + -8 = x + 9

Reorder the terms:
14 + -8 + 2x = x + 9

Combine like terms: 14 + -8 = 6
6 + 2x = x + 9

Reorder the terms:
6 + 2x = 9 + x

Solving
6 + 2x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
6 + 2x + -1x = 9 + x + -1x

Combine like terms: 2x + -1x = 1x
6 + 1x = 9 + x + -1x

Combine like terms: x + -1x = 0
6 + 1x = 9 + 0
6 + 1x = 9

Add '-6' to each side of the equation.
6 + -6 + 1x = 9 + -6

Combine like terms: 6 + -6 = 0
0 + 1x = 9 + -6
1x = 9 + -6

Combine like terms: 9 + -6 = 3
1x = 3

Divide each side by '1'.
x = 3

Simplifying
x = 3

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