2x-7+1=9

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Solution for 2x-7+1=9 equation: 


Simplifying
2x + -7 + 1 = 9

Reorder the terms:
-7 + 1 + 2x = 9

Combine like terms: -7 + 1 = -6
-6 + 2x = 9

Solving
-6 + 2x = 9

Solving for variable 'x'.

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

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

Combine like terms: -6 + 6 = 0
0 + 2x = 9 + 6
2x = 9 + 6

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

Divide each side by '2'.
x = 7.5

Simplifying
x = 7.5

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