s+3s+40=112

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Solution for s+3s+40=112 equation:


Simplifying
s + 3s + 40 = 112

Reorder the terms:
40 + s + 3s = 112

Combine like terms: s + 3s = 4s
40 + 4s = 112

Solving
40 + 4s = 112

Solving for variable 's'.

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

Add '-40' to each side of the equation.
40 + -40 + 4s = 112 + -40

Combine like terms: 40 + -40 = 0
0 + 4s = 112 + -40
4s = 112 + -40

Combine like terms: 112 + -40 = 72
4s = 72

Divide each side by '4'.
s = 18

Simplifying
s = 18

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