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-\frac{37s}{2}+28.1
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-\frac{37s}{2}+28.1
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-5s+12.5-3\left(4.5s-5.2\right)
Use the distributive property to multiply -2.5 by 2s-5.
-5s+12.5-13.5s+15.6
Use the distributive property to multiply -3 by 4.5s-5.2.
-18.5s+12.5+15.6
Combine -5s and -13.5s to get -18.5s.
-18.5s+28.1
Add 12.5 and 15.6 to get 28.1.
-5s+12.5-3\left(4.5s-5.2\right)
Use the distributive property to multiply -2.5 by 2s-5.
-5s+12.5-13.5s+15.6
Use the distributive property to multiply -3 by 4.5s-5.2.
-18.5s+12.5+15.6
Combine -5s and -13.5s to get -18.5s.
-18.5s+28.1
Add 12.5 and 15.6 to get 28.1.
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