Answer:

Step-by-step explanation:
In division of powers with the same base, we must subtract the exponent of the denominator from the exponent of the numerator:

Then applying this to the problem:

Eliminating the parentheses:

Part A: Coefficient: either 7.50 or 0.20
Part B:
7.50 (25) + 0.20 (300) + 40
187.50 + 60 + 40 = $287.50
Part C: After her raise, the first term will change from 7.50h to 9h
75 - 18.5 = 56.5
the number is 56 1/2 or 56.5
Answer:
x=4
Step-by-step explanation:
-8+2x= 3x-12
-x=-4
x=4
Answer:
if 6 room are booked , she need to supply to 12 tower
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