On sunday there were 447 hamburgers and cheeseburgers sold combined. The number of cheeseburgers sold were twice the number of hamburgers. How many hamburgers were sold on sunday.

On sunday there were 447 hamburgers and cheeseburgers sold combined. The number of cheeseburgers sold were twice the number of hamburgers. How many hamburgers were sold on sunday.

You need a 50% alcohol solution. On hand, you have a 280 mL of a 35% alcohol mixture. You also have 85% alcohol mixture. How much of the 85% mixture will you need to add to obtain the desired solution...

A jury has 12 jurors. A vote of at least 10 of 12 for "guilty" is necessary for a defendant to be convicted of a crime. Assume that each juror acts independently of the others and that the...

So I am in Pre-ap Algebra 1 in the 9th grade and I have been sitting here doing my homework working on this one problem and need lots of help on the x-factor puzzle solving. So the top number...

(x-5)(x-5) + (x-5) How do i do this step by step in order to solve this equation with factor by grouping?

x2 - x - 63 How do i do this step by step?

The height of the first building is 27 feet more than three times the height of the second building. If the difference in their heights is 423.5423.5 feet, find the heights of the two buildings....

Find three consuctive integers such that twice of the first two is 11 more than three times the largest

A quantity x varies directly with the cube of y and inversely with the square root of z. If x = 571.66666666667 when y = 7 and z = 9, find x when y = 6 and z = 4.

An exponential function f(x) = ab^x passes through the points (0,3) and (2,27) what are the values of a and b?

Find a degree 3 polynomial with real coefficients having zeros 5 and 5 - 5i and a lead coefficient of 1. Write P in expanded form.

7. After looking at the cost of transporting your food, you are considering buying a van to transport the food yourself. After making a few phone calls, you realized that the van would cost about...

just please solve this it's really bothering me

A coffee distributor needs to mix a(n) Arabian Mocha coffee blend that normally sells for $9.40 per pound with a Terraza coffee blend that normally sells for $11.50 per pound to create 60 pounds of...

You need a 50% alcohol solution. On hand, you have a 280 mL of a 35% alcohol mixture. You also have 85% alcohol mixture. How much of the 85% mixture will you need to add to obtain the desired solution...

translation 7 units down translation 7 units right translation 7 units left translation 7 units up

g(n) = 3n + 2 f(n) = 2n2 + 5 find g(f(2))

x/2x-6 * x^2-3x/5

use synthetic division to divide x^4-5x^3-22x^2+12x+25 by x + 3 the Quotient is ? the remainder is?

The quantity y varies directly with the square of x. If y =9 when x = 5, find y when x is 7