7+o=9

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Solution for 7+o=9 equation: 


Simplifying
7 + o = 9

Solving
7 + o = 9

Solving for variable 'o'.

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

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

Combine like terms: 7 + -7 = 0
0 + o = 9 + -7
o = 9 + -7

Combine like terms: 9 + -7 = 2
o = 2

Simplifying
o = 2

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