128.09=4s+19.61

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Solution for 128.09=4s+19.61 equation:


Simplifying
128.09 = 4s + 19.61

Reorder the terms:
128.09 = 19.61 + 4s

Solving
128.09 = 19.61 + 4s

Solving for variable 's'.

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

Add '-4s' to each side of the equation.
128.09 + -4s = 19.61 + 4s + -4s

Combine like terms: 4s + -4s = 0
128.09 + -4s = 19.61 + 0
128.09 + -4s = 19.61

Add '-128.09' to each side of the equation.
128.09 + -128.09 + -4s = 19.61 + -128.09

Combine like terms: 128.09 + -128.09 = 0.00
0.00 + -4s = 19.61 + -128.09
-4s = 19.61 + -128.09

Combine like terms: 19.61 + -128.09 = -108.48
-4s = -108.48

Divide each side by '-4'.
s = 27.12

Simplifying
s = 27.12

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