9+10x=72+x

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Solution for 9+10x=72+x equation:


Simplifying
9 + 10x = 72 + x

Solving
9 + 10x = 72 + 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.
9 + 10x + -1x = 72 + x + -1x

Combine like terms: 10x + -1x = 9x
9 + 9x = 72 + x + -1x

Combine like terms: x + -1x = 0
9 + 9x = 72 + 0
9 + 9x = 72

Add '-9' to each side of the equation.
9 + -9 + 9x = 72 + -9

Combine like terms: 9 + -9 = 0
0 + 9x = 72 + -9
9x = 72 + -9

Combine like terms: 72 + -9 = 63
9x = 63

Divide each side by '9'.
x = 7

Simplifying
x = 7

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