2 answers:
Answer:

Answer:
This would be 1 2/3
Step-by-step explanation:
we do this by making the 5 the same denominator as 1/3
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Subtract the part from the total:
102.50 - 15 = 87.50
Now divide the remainder by rate:
87.50 / 25 = 3.5 hours
Divide both sides by 5:
simplified = 3/7
Hope this helps!
Answer:
cos 0 = 1
.................
Answer:
x=6
Step-by-step explanation:

(x-9)(x+7)=0
x-9=0 or x+7=0
x=9 or x=-7
:)