2[s+3(5+1)]=18

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Solution for 2[s+3(5+1)]=18 equation:


Simplifying
2[s + 3(5 + 1)] = 18

Combine like terms: 5 + 1 = 6
2[s + 3(6)] = 18

Multiply 3 * 6
2[s + 18] = 18

Reorder the terms:
2[18 + s] = 18
[18 * 2 + s * 2] = 18
[36 + 2s] = 18

Solving
36 + 2s = 18

Solving for variable 's'.

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

Add '-36' to each side of the equation.
36 + -36 + 2s = 18 + -36

Combine like terms: 36 + -36 = 0
0 + 2s = 18 + -36
2s = 18 + -36

Combine like terms: 18 + -36 = -18
2s = -18

Divide each side by '2'.
s = -9

Simplifying
s = -9

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