13=2s-66

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Solution for 13=2s-66 equation:


Simplifying
13 = 2s + -66

Reorder the terms:
13 = -66 + 2s

Solving
13 = -66 + 2s

Solving for variable 's'.

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

Add '-2s' to each side of the equation.
13 + -2s = -66 + 2s + -2s

Combine like terms: 2s + -2s = 0
13 + -2s = -66 + 0
13 + -2s = -66

Add '-13' to each side of the equation.
13 + -13 + -2s = -66 + -13

Combine like terms: 13 + -13 = 0
0 + -2s = -66 + -13
-2s = -66 + -13

Combine like terms: -66 + -13 = -79
-2s = -79

Divide each side by '-2'.
s = 39.5

Simplifying
s = 39.5

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