Solve for s
s=-2
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4s+1=-7
Swap sides so that all variable terms are on the left hand side.
4s=-7-1
Subtract 1 from both sides.
4s=-8
Subtract 1 from -7 to get -8.
s=\frac{-8}{4}
Divide both sides by 4.
s=-2
Divide -8 by 4 to get -2.
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