Solve for s r=2s-8

Math
r=2s-8
Rewrite the equation as 2s-8=r.
2s-8=r
Add 8 to both sides of the equation.
2s=r+8
Divide each term by 2 and simplify.
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Divide each term in 2s=r+8 by 2.
2s2=r2+82
Cancel the common factor of 2.
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Cancel the common factor.
2s2=r2+82
Divide s by 1.
s=r2+82
s=r2+82
Divide 8 by 2.
s=r2+4
s=r2+4
Solve for s r=2s-8

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