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hcortez4023
15.02.2021 •
Mathematics
To feed 7 horses for 4 days, Mark needs 420 kg of grass. How many kilograms of grass does Mark need to feed 9 horses for 6 days?
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Ответ:
Ответ:
x=-12
Step-by-step explanation:
Solve for x by simplifying both sides of the equation, then isolating the variable.