4,322 Answered Questions for the topic College Algebra
College Algebra
01/25/21
College algebra
Use the given conditions to write an equation for the line in point-slope form and slope- intercept form. Passing through (-3,4) and (2,-1)
College Algebra
01/25/21
The length of a rectangular deck is 5 times its width. If the deck’s perimeter is 36 feet, what is the deck’s area?
College Algebra
01/25/21
Solve the equation for c c q + p a = c h + j
College Algebra
01/24/21
How do I solve this
Jenny jogs every four days and Shannon jogs every five days. They both started jogging on Thursday of this week. A. When will they both jog again on the same day? B. What day of the week will it be?
College Algebra
01/24/21
college algebra
A seven-gallon jug is full of 30% isopropyl alcohol solution; you wish to drain off some amount of this liquid and replace it wih 90% isopropyl in order to get a solution which is 75% isopropyl...
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College Algebra
01/22/21
A planet follows an elliptical path described by 81x^2+9y^2=729. A comet follows the parabolic path y=x^2-9. Where might the comet intersect the orbiting planet?
College Algebra
01/22/21
Jeff and Kirk can build a
Jeff and Kirk can build a 75-ft retaining wall together in 8 hours. because jeff has more experience, he could build the wall by himself 1 hour quicker than Kirk. How long would it take Kirk ( to...
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College Algebra
01/22/21
Twin brothers, bully and bobby
Twin brothers, Billy and Bobby, can mow their grandparents lawn together in 56 minutes. Billy could mow the lawn by himself in 15 minutes less time that it would take Bobby. How long would it take...
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College Algebra
01/22/21
Meg rowed her boat
Meg rowed her boat upstream a distance of 12mi and then rowed back to the starting point. The total time of the trip was 8 hours. If the rate of the current was 2 mph, find the average speed of the...
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College Algebra
01/21/21
If Alex made 20% more than Sam and together they made $118,800, how much did eachearn?
After a devastating rainfall, a basement floor that is 40 ft by 70 ft is covered in 18 in. of water.
What are the dimensions (in feet) of the rectangular prism formed by the water? (Enter your answers as a comma-separated list.) FT.How many cubic feet of water must be pumped from the basement?...
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College Algebra
01/20/21
Equations of circles
Write the general form of a circle tangent to the x-axis with a center at (-5,4).
College Algebra
01/19/21
Y varies directly as the square root of x, y=4 when x=324. What is y when x=361? round your answer to two decimal places if necessary.
College Algebra
01/19/21
Larry Mitchell invested part of his $11,000 advance at 3% annual simple interest in the rest at 4% annual simple interest
if his total yearly interest from both accounts was $420, find the amount invested at each rate.The amount invested at 3% is $....The amount invested at 4% is $....
College Algebra
01/19/21
How much Of a 90% orange juice drink must be mixed with 12 gallons of a 30% orange juice drink to obtain a mixture that is 50% orange juice
The amount of 90% orange juice drink is blank gallons
College Algebra
01/18/21
Help me solve this
The perimeter of a rectangle is 80 ft the length of the rectangle is 4 feet more than three times the width what are the dimensions of the rectangle
College Algebra Math
01/17/21
Write an equation in slope intercept form for the line with slope 1/3 and y intercept-1
College Algebra
01/16/21
The Cunninghams are moving across the country. Mr. Cunningham leaves 3.5 hours before Mrs. Cunningham. If he averages 55mph and she averages 65mph, how many hours will it take Mrs. Cunningham
The Cunninghams are moving across the country. Mr. Cunningham leaves 3.5 hours before Mrs. Cunningham. If he averages 55mph and she averages 75mph, how many hours will it take Mrs. Cunningham to...
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College Algebra
01/14/21
College Algebra
If x varies directly as y, and x=40 when y=5, find x when y=7.
01/14/21
Finite math help please
A state Motor Vehicle Department requires learners to pass a written test on the motor vehicle laws of the state. The exam consists of twenty true-or-false questions, of which eighteen must be...
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College Algebra
01/12/21
c(x)=105x+70000 r(x)=245x
College Algebra
01/10/21
f ( x ) is a linear function. f ( 6 ) = − 1 and f ( 12 ) = 1 , Find the linear function. How do I find the y value and slope?
f ( x ) is a linear function. f ( 6 ) = − 1 and f ( 12 ) = 1 , Find the linear function. How do I find the y value and slope?
College Algebra
01/10/21
Algebra of functions
Question: Let f(x)= x to the power of 2+3x and g (x)=2x-1. Find the following:
(f+g) (x)
(f-g) (3)
Show your steps using the math type tool and explain your steps in words.
College Algebra
01/07/21
Determine the intersection or union of sets A, B, and C as indicated,
given A = {5, 10, 15, 20} B = {25, 30, 35, 40} C = {10, 20, 30, 40}.Find A U C.
01/07/21
Let U = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12},
Let U = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12}, A = {3, 5, 7, 9, 11}, B = {4, 6, 8, 10, 12}, and C = {3, 4, 6, 7, 10, 11}.List the elements of each set. (Enter your answers using roster notation. Enter...
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