Answer:
Hey there!
We can write the proportion:
101640=4840x
x=21
The car would need 21 gallons of gas to travel 1155 miles.
Let me know if this helps :)
When solving an absolute value inequality, the fact of whether it is a "greater than/greater than or equal to" as opposed to "le
1 answer:
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Answer:
Dwayne worked 20 hours for first job and 25 hours for second job.
Step-by-step explanation:
Let the number of hours worked by Dwayne in first job = x
Let the number of hours worked by Dwayne in second job = y
Then, ----------------- (1)
First job pays $14 per hour
Second job pays $10 per hour
=> ------------- (2)
Solving (1) and (2):
Substituting in (2):
=>
=>
=>
=>
Substituting in (1):
=>
=>
Answer:
x =
Step-by-step explanation:
Square both sides.
y² = (2x + 1) / (x - 1)
Multiply both sides by (x - 1).
y²(x - 1) = 2x + 1
xy² - y² = 2x + 1
xy² = 2x + 1 + y²
xy² - 2x = 1 + y²
x(y² - 2) = 1 + y²
x =