1+2x+7x=1

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


Simplifying
1 + 2x + 7x = 1

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

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

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

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

Solving
9x = 0

Solving for variable 'x'.

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

Divide each side by '9'.
x = 0

Simplifying
x = 0

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