2s-20=25+7s

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Solution for 2s-20=25+7s equation:


Simplifying
2s + -20 = 25 + 7s

Reorder the terms:
-20 + 2s = 25 + 7s

Solving
-20 + 2s = 25 + 7s

Solving for variable 's'.

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

Add '-7s' to each side of the equation.
-20 + 2s + -7s = 25 + 7s + -7s

Combine like terms: 2s + -7s = -5s
-20 + -5s = 25 + 7s + -7s

Combine like terms: 7s + -7s = 0
-20 + -5s = 25 + 0
-20 + -5s = 25

Add '20' to each side of the equation.
-20 + 20 + -5s = 25 + 20

Combine like terms: -20 + 20 = 0
0 + -5s = 25 + 20
-5s = 25 + 20

Combine like terms: 25 + 20 = 45
-5s = 45

Divide each side by '-5'.
s = -9

Simplifying
s = -9

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