2x+8+7=9

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Solution for 2x+8+7=9 equation: 


Simplifying
2x + 8 + 7 = 9

Reorder the terms:
8 + 7 + 2x = 9

Combine like terms: 8 + 7 = 15
15 + 2x = 9

Solving
15 + 2x = 9

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 2x = 9 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 9 + -15
2x = 9 + -15

Combine like terms: 9 + -15 = -6
2x = -6

Divide each side by '2'.
x = -3

Simplifying
x = -3

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