Answer:
is it - 4(3a+b) ?
Step-by-step explanation:
The answer is
x=9
Work: 6/54=9
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Answer:
Cardinal: twenty seven
Ordinal: twenty seventh
Step-by-step explanation:
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Answer:
P = 8
Step-by-step explanation:
Given that P varies inversely with x then the equation relating them is
P =
← k is the constant of variation
To find k use the condition P = 7 when x = 8 , then
7 =
( multiply both sides by 8 )
56 = k
P =
← equation of variation
When x = 7 , then
P =
= 8
Answer:
2s + 30 = 2s
Step-by-step explanation:
Time up hill + time down hill = total time
:
Multiply equation by 30s; results
2s + 30 = 2s
: