3(3o+5)=78

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Solution for 3(3o+5)=78 equation: 


Simplifying
3(3o + 5) = 78

Reorder the terms:
3(5 + 3o) = 78
(5 * 3 + 3o * 3) = 78
(15 + 9o) = 78

Solving
15 + 9o = 78

Solving for variable 'o'.

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

Add '-15' to each side of the equation.
15 + -15 + 9o = 78 + -15

Combine like terms: 15 + -15 = 0
0 + 9o = 78 + -15
9o = 78 + -15

Combine like terms: 78 + -15 = 63
9o = 63

Divide each side by '9'.
o = 7

Simplifying
o = 7

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