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Help with 13 and 14 please

Help with 13 and 14 please-example-1
User Ajlane
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13.) To solve, you make and equation for each problem, then you make them equal each other : 50h+75=65h. You have to have both variables in each side so you subtract 50h from both sides and are left with 75=15h. Then you just solve for h. h=5

User Sprethepa
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