=.5(2s-6)

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Solution for =.5(2s-6) equation: 


Simplifying
0 = 0.5(2s + -6)

Reorder the terms:
0 = 0.5(-6 + 2s)
0 = (-6 * 0.5 + 2s * 0.5)
0 = (-3 + 1s)

Solving
0 = -3 + 1s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
0 + -1s = -3 + 1s + -1s
Remove the zero:
-1s = -3 + 1s + -1s

Combine like terms: 1s + -1s = 0
-1s = -3 + 0
-1s = -3

Divide each side by '-1'.
s = 3

Simplifying
s = 3

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