2x+6x-7=9

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Solution for 2x+6x-7=9 equation: 


Simplifying
2x + 6x + -7 = 9

Reorder the terms:
-7 + 2x + 6x = 9

Combine like terms: 2x + 6x = 8x
-7 + 8x = 9

Solving
-7 + 8x = 9

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 8x = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 8x = 9 + 7
8x = 9 + 7

Combine like terms: 9 + 7 = 16
8x = 16

Divide each side by '8'.
x = 2

Simplifying
x = 2

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