Answer:
6.5 hours
Step-by-step explanation:
First try to find the rate he can paint per hour
375 ÷ 3 = 125 ft^2 per hour
Then try to find how long it should take it for him to paint 812.5 sq ft
812.5 ÷ 125 = 6.5 hours
Answer:
lol my name is kelly
Step-by-step explanation:
lol
Answer:
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The highest common factor of the two terms is 3, so that goes outside the bracket as 3(____). To get 3x^2, you multiply 3 by x^2, which is your first term in the bracket, and to get -21, you multiply 3 by -7, so your final answer is 3(x^2 - 7). I hope this helps!
Answer:
this is hi ow my teacher taught me put the whole numbers on one side and the fractions on the other the find a common denominator then add all together if it ends up a improper fraction convert to mixed number then add whole numbe and fraction and if the new mixed number has a number add bvb it t ok the whole number then combine to face your final anwser