18=3s-4(27-s)

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Solution for 18=3s-4(27-s) equation:


Simplifying
18 = 3s + -4(27 + -1s)
18 = 3s + (27 * -4 + -1s * -4)
18 = 3s + (-108 + 4s)

Reorder the terms:
18 = -108 + 3s + 4s

Combine like terms: 3s + 4s = 7s
18 = -108 + 7s

Solving
18 = -108 + 7s

Solving for variable 's'.

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

Add '-7s' to each side of the equation.
18 + -7s = -108 + 7s + -7s

Combine like terms: 7s + -7s = 0
18 + -7s = -108 + 0
18 + -7s = -108

Add '-18' to each side of the equation.
18 + -18 + -7s = -108 + -18

Combine like terms: 18 + -18 = 0
0 + -7s = -108 + -18
-7s = -108 + -18

Combine like terms: -108 + -18 = -126
-7s = -126

Divide each side by '-7'.
s = 18

Simplifying
s = 18

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