-(18-2s)-(6s+1)=57

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Solution for -(18-2s)-(6s+1)=57 equation:


Simplifying
-1(18 + -2s) + -1(6s + 1) = 57
(18 * -1 + -2s * -1) + -1(6s + 1) = 57
(-18 + 2s) + -1(6s + 1) = 57

Reorder the terms:
-18 + 2s + -1(1 + 6s) = 57
-18 + 2s + (1 * -1 + 6s * -1) = 57
-18 + 2s + (-1 + -6s) = 57

Reorder the terms:
-18 + -1 + 2s + -6s = 57

Combine like terms: -18 + -1 = -19
-19 + 2s + -6s = 57

Combine like terms: 2s + -6s = -4s
-19 + -4s = 57

Solving
-19 + -4s = 57

Solving for variable 's'.

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

Add '19' to each side of the equation.
-19 + 19 + -4s = 57 + 19

Combine like terms: -19 + 19 = 0
0 + -4s = 57 + 19
-4s = 57 + 19

Combine like terms: 57 + 19 = 76
-4s = 76

Divide each side by '-4'.
s = -19

Simplifying
s = -19

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