69=-3s+78

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Solution for 69=-3s+78 equation:


Simplifying
69 = -3s + 78

Reorder the terms:
69 = 78 + -3s

Solving
69 = 78 + -3s

Solving for variable 's'.

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

Add '3s' to each side of the equation.
69 + 3s = 78 + -3s + 3s

Combine like terms: -3s + 3s = 0
69 + 3s = 78 + 0
69 + 3s = 78

Add '-69' to each side of the equation.
69 + -69 + 3s = 78 + -69

Combine like terms: 69 + -69 = 0
0 + 3s = 78 + -69
3s = 78 + -69

Combine like terms: 78 + -69 = 9
3s = 9

Divide each side by '3'.
s = 3

Simplifying
s = 3

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