7s-40=128

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Solution for 7s-40=128 equation: 


Simplifying
7s + -40 = 128

Reorder the terms:
-40 + 7s = 128

Solving
-40 + 7s = 128

Solving for variable 's'.

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

Add '40' to each side of the equation.
-40 + 40 + 7s = 128 + 40

Combine like terms: -40 + 40 = 0
0 + 7s = 128 + 40
7s = 128 + 40

Combine like terms: 128 + 40 = 168
7s = 168

Divide each side by '7'.
s = 24

Simplifying
s = 24

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