15=3.5s-2s

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Solution for 15=3.5s-2s equation:


Simplifying
15 = 3.5s + -2s

Combine like terms: 3.5s + -2s = 1.5s
15 = 1.5s

Solving
15 = 1.5s

Solving for variable 's'.

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

Add '-1.5s' to each side of the equation.
15 + -1.5s = 1.5s + -1.5s

Combine like terms: 1.5s + -1.5s = 0.0
15 + -1.5s = 0.0

Add '-15' to each side of the equation.
15 + -15 + -1.5s = 0.0 + -15

Combine like terms: 15 + -15 = 0
0 + -1.5s = 0.0 + -15
-1.5s = 0.0 + -15

Combine like terms: 0.0 + -15 = -15
-1.5s = -15

Divide each side by '-1.5'.
s = 10

Simplifying
s = 10

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