7+9x=71+x

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Solution for 7+9x=71+x equation:


Simplifying
7 + 9x = 71 + x

Solving
7 + 9x = 71 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7 + 9x + -1x = 71 + x + -1x

Combine like terms: 9x + -1x = 8x
7 + 8x = 71 + x + -1x

Combine like terms: x + -1x = 0
7 + 8x = 71 + 0
7 + 8x = 71

Add '-7' to each side of the equation.
7 + -7 + 8x = 71 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 71 + -7
8x = 71 + -7

Combine like terms: 71 + -7 = 64
8x = 64

Divide each side by '8'.
x = 8

Simplifying
x = 8

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