A number can be represented by n. So n/15≤450 then multiply both sides by 15 to get n by itself n≤6,750
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Answer:
53lbs.
Step-by-step explanation:
If Kevin bought 3 20lbs. Bags of gravel he would have 60 lbs. of gravel. In the end he has 7 lbs. of gravel left he used 53 pounds.
Equations:
7+x=60 or 60-7=53 lbs.
Answer:
cos
(
390
)
−
4
cot
(
−
45
)
sin
(
330
)
Step-by-step explanation:
Answer:
$25
Step-by-step explanation:
b= 45
x= number of hours
y= amount charged
