10/29/19

Find b and c so that y = − 9 x 2 + b x + c has vertex ( 0 , 2 ).
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10/29/19

Solving a distance, rate, time problem using a system of linear equations
Flying against the jetstream, a jet travels 4550 miles in 7 hours. Flying with the jetstream, the same jet travels 3150 miles in 3 hours. What is the rate of the jet in still air and what is the... more
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10/29/19

1056 coins in a jar

A jar contains three nickels for every four dimes and 6 quarters for every two nickels. Create a diagram to determine how many of each coin is in the jar if there are 1056 total coins in the jar.... more
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10/29/19

A 5000-seat theater has tickets for sale $28 and $40. How many tickets should be sold at each price for the sellout performance to generate a total revenue of $153,200?
The number of tickets for sale at $28 should be
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10/29/19

In 3x+6=6w, what are the values of x and w when they are two consecutive even integers, and x is the lesser of the two?
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10/29/19

kyle had an indoor basketball court. the rectangular court has a perimeter of 100 feet. the length if the court is 14 feet longer than the width. Find the length and width of the court
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10/28/19

Find the equation of the circle with center at (-3, -3) and passes through (-2, 3). HINT: Use the distance formula.
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10/28/19

Find the equation of the circle with center (12, -9) and diameter of 22.
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10/28/19

Find the equation of the circle with center at (-7, 11) and radius of 8.
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10/28/19

Find the equation of the circle with center at (0, 0) and diameter of 18.

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10/28/19

Algebra system of linear equations

Solve the system of linear equations by graphing: x+y= -3 x+y= 2
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10/28/19

Algebra system of linear equations

Solve the system of linear equations by graphing:y=3x2x-y= -2
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10/28/19

Algebra system of linear equations

Solve the system of linear equations by graphing: x+y=4 x-y=2
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10/28/19

Natasha earned the following test grades: 76, 84, and 77. What grade would she need to earn on then fourth test to have an average of at least an 80?
I can't colve this, please help!
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10/28/19

need help please
A rectangular room is 1.8 times as long as it is wide, and its perimeter is 33 meters. Find the dimension of the room.
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10/28/19

Four less than five times a number is equal to 11

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10/27/19

A total of 622 tickets were sold for the school play. They were either adult tickets or student tickets. There were 72 more student tickets sold than adult tickets. How many adult tickets were sold?
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10/27/19

Find two consecutive integers such that the sum of the greater integer and twice the lesser integer is 40

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10/27/19

Precalculus problem
The height of a cylinder is two times the diameter. Write the volume of the cylinder as a function of its radius.
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10/27/19

Zeno takes 20 min longer to decorate a dozen cupcakes than it takes Lia. When they work together it takes them 10.5 min. How long would each take to do a job alone?
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10/27/19

Algebraic expression
A rectangle has a perimeter of 30The adjacent sides are consecutive integersFind the measurements of the rectangle
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10/27/19

Given f(θ) = 2cos^2θ−4 sin θ on 0≤θ≤2π
a) Find the intervals on which f is increasing or decreasing,b) Find the local maximum and minimum values of f (use first derivative test)c) Find the interval of concavity and inflection points
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10/27/19

reciprocal word problem
2 more than 3 times the reciprocal of a number is 5/4 less than the number it = -3/4 and 4 but not sure how
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10/27/19

Find an equation of the line, Write the equation using function notation
Through (5, 3); perpendicular to x + 2y = -2
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10/26/19

The sum of two numbers is 46. The larger number is two less than three times the smaller number. Find the numbers
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