s+2s+20=76

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Solution for s+2s+20=76 equation:


Simplifying
s + 2s + 20 = 76

Reorder the terms:
20 + s + 2s = 76

Combine like terms: s + 2s = 3s
20 + 3s = 76

Solving
20 + 3s = 76

Solving for variable 's'.

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

Add '-20' to each side of the equation.
20 + -20 + 3s = 76 + -20

Combine like terms: 20 + -20 = 0
0 + 3s = 76 + -20
3s = 76 + -20

Combine like terms: 76 + -20 = 56
3s = 56

Divide each side by '3'.
s = 18.66666667

Simplifying
s = 18.66666667

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