9+x=1-7x

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


Simplifying
9 + x = 1 + -7x

Solving
9 + x = 1 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
9 + x + 7x = 1 + -7x + 7x

Combine like terms: x + 7x = 8x
9 + 8x = 1 + -7x + 7x

Combine like terms: -7x + 7x = 0
9 + 8x = 1 + 0
9 + 8x = 1

Add '-9' to each side of the equation.
9 + -9 + 8x = 1 + -9

Combine like terms: 9 + -9 = 0
0 + 8x = 1 + -9
8x = 1 + -9

Combine like terms: 1 + -9 = -8
8x = -8

Divide each side by '8'.
x = -1

Simplifying
x = -1

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