Suppose a bank charges a monthly rate of $10 for your checking account. You can switch to a different account that charges $6 plus $.20 per check. For what number of checks is the cost of the two...

Suppose a bank charges a monthly rate of $10 for your checking account. You can switch to a different account that charges $6 plus $.20 per check. For what number of checks is the cost of the two...

you download 2 DVDs and 10 songs for $18. Your friend downloaded 3 DVDs and 15 songs for $27.

suppose an antique car club publishes a newsletter. expenses is $.35 for printing and mailing each copy, plus $770 for research and writing. The price of the news letter is $.55 per copy. How many...

Hi there I need help modeling this problem. I cant figure out how to set it up in excel solver. Norman Bates is the General Manager of the Bates Motel. Each evening, he visits people in...

Is this or not a Linear System and why?

A candy store wants to mix two types of candies that will create a mixture that will sell for 5.50 per pound. The first type of candy costs $4 per pound, and the second costs $6 per pound. How many...

If x is the length and y is the width of the plot, set the equations of the system. Solve and determine the values of x and y. If the cost of fencing is $25 per meter, how much does Sam need...

i just had a pop quiz in one of my classes, i am wondering if i got the answers correct (the solution hasn't been posted online yet). y(t) is the output f(t) is the input y(t)...

i need help with this

The perimeter of a rectangle is 36 meters. The length of the rectangle is 4 meters longer than the width.

The Crawford and Smith families ordered lunch at the football game. The Crawford family ordered 4 hot dogs, 3 veggie burgers, and 7 orders of french fries, and paid $36. The Smith family ordered 6...

A total of 450 shares worth $2100 was invested in the stock market. Some "World Oil" shares were bought at $7.50 each. Some "Zinco Mines" were bought at $3.25 each. How many...

The sum of two numbers is 56. The second number is 4 less than 3 times the first number.

A rectangle has a perimeter of 88 inches. Its length is two more than twice its width.

The school sold 120 tickets to last year's carnival. Student tickets cost $2.50 and adult tickets cost $4.00. Total ticket sales equaled $345.

The sum of two numbers is 56. The second number is 4 less than 3 times the first number.

I know the first equation is w+r=24 (w rep. walking and r rep. running) but the second equation is giving me difficulties

How many pounds of peanuts at $2.50 per pound and cashews at $3.60 per pound should be used to obtain 100 pounds of mixed nuts valued at $316.00?

X+y+z=4 X+y+2z=5 4x+4y+6z=18 Solve for x,y,z

One-half of bob's age plus one-third of terri's age is 24. One-fifth of bob's age less one-ninth of terri's age is 3. How old is terri?

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