1,081 Answered Questions for the topic Equations

12/07/16

Polynomial related question

Consider the polynomial P(x)=(x-1)(x+2)(x-3)(x-4)(x-6)-100The equation p(x)=0 has two real and two imaginary roots How... Explain it.. The equation p(x)=0 has roots. Please tell me the number of... more

12/07/16

How fast were they traveling?

At 3:00 pm they are 75 miles away; they checked again at 4:30pm and were 15 miles away.    a) on average, how fast were they traveling?   b) write an equation that gives the distance from the... more
Equations Math Help Points

12/02/16

What's the value of a+b+c?

If y=ax2+bx+c passes through points (-3,10), (0,1), and (2,15), what's the value of a+b+c?
Equations

12/02/16

one number is twice another number and their sum is 36, what are the two numbers?

Application of systems of equations 

12/01/16

Twice the greater of two consecutive odd integers is 13 lasting three times the lesser number

Please show me the equation 
Equations Number Sets

11/27/16

find the equation for the following sets. (0,3), (1,9),(2,27),(3,81),(4,243)

It is asking what the equation is to solve the sets.

11/25/16

Through which other point must the graph of y pass?

The graph of y=ax2+bx+c passes through the points (1,-8), (2,-1), (3,4), and (5,8). If the maximum value of y occurs at x=5, through which other point must the graph of y pass?

11/25/16

What's the value of c?

If -7 is one solution of the equation y2+cy-35=0, what's the value of c?
Equations

11/21/16

How many ornaments must they sell to equal their expenses?

a club is making and selling ornaments to raise money. They rent a booth at a holiday bazaar for $50 and spend $3 per ornament on materials. They plan to sell ornaments for $8 each. How many... more
Equations

11/19/16

Find what 2.25x means in the equation

the equation y=2.25 + 2.45 represents the amount a Louisville taxi cab charges for a ride. In the equation x represents the number of miles driven and y represents the total cost. In the above... more

11/17/16

alexis is driving at 50 mph, brayden leaves 2 hours after alexis and he drives at 70 mph how long does it take brayden to catch up to alexis

alexis is driving at 50 mph, brayden leaves 2 hours after alexis and he drives at 70 mph how long does it take brayden to catch up to alexis

Problem solving with algebra and linear equations help!!

The linear path of a comet is x-2y=4. The orbit of a planet around a star is represented by the equation x2+y2=25. The planet orbits the star at a distance of 450 million kilometres. The star is... more
Equations

11/12/16

Chocolate bar question relating to equations

The volume of a rectangular chocolate bar is 240cm³. The length of the chocolate bar is 20 cm, and the width of the chocolate bar is 4cm. Find the height of the chocolate bar given V=lwh. 
Equations

11/12/16

I began by setting up the following equation: 5 x + 2 = 90

A student is given the following story problem: Leila ran in a 5-kilometer race to raise money for the expansion of her city's animal shelter. Each sponsor donated $2.00 for each kilometer that she... more
Equations

11/09/16

Solve the equation

Solve the equation 81x2+4=0 81x2+4=0
Equations

11/08/16

if (2,4) lies on the line y = f(x), how can i find a point that would be on f(x = 4)?

this os a multiple choiuce question, but i want to figure out how i would be able to find any point in general...

11/08/16

Solving for variables

You are selling tshirts and sweatpants at a fundraiser for yoour math class. You are selling the tshirts for $7.00 and sweatpants for $15.00. You sell a total of 580 items for a total of $5204.00.... more
Equations

11/07/16

a man has $.70 in dimes and nickels. he has 8 coins altogether. how many nickels does he have

I'm confused and i need so help asap
Equations Math Applied Math

11/06/16

How do I manipulate a formula and create and number equation out of some give information?

Ex. The cost of the meal plus a 15% tip was $24.15.  I need this changed to a number equation. 
Equations

10/28/16

Find an equation of the line. Write the equation using function notation. Through (7,-6); perpendicular to 6y=x-12

Find an equation of the line. Write the equation using function notation. Through (7,-6); perpendicular to 6y=x-12

10/26/16

rickybobby has some one dollor bills and some five dollor bills. he has 25.bills. the value if the bills is 81 dollors how many of each type does he have

rickybobby has some one dollor bills and some five dollor bills. he has 25 bills. the value if the bills is 81 dollors how many of each type does he have?  
Equations

10/22/16

solve the equation

16y(2–y)+(4y–5)^2=0 16y(2–y)+(4y–5)2=0
Equations Math

10/19/16

the product of 304 and q, reduced by 50 is 125

This is an equation problem on IXL I can't figure out
Equations

10/16/16

Equations.

Stan's printer prints 8 copies per minute Julia's printer prints 11 copied per minute.   Stan's printer prints for x minutes.   (a) Write down, in terms of x, the number of copies Stan's... more

10/14/16

How do you find the cubic equation from its graph?

Does anyone know how you would fit three cubic polynomials on a parabola with 2 turning points? Like use points on the graph and a formula to find the equations? The parabola given does not... more

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