Which expression is equivalent to 5(h+9)?
1 answer:
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Let h = the number of hours Marta works
Her savings in her account can be calculated by:
840 + 15h
This needs to be at least $2650 for her trip, so an inequality to solve:
840 + 15h ≥ 2650, where h is the number of hours worked
Now solve:
15h ≥ 1810
h ≥ 1810/15
h ≥
Marta needs to work at least hours in order to have enough money for her trip.