how many three hour and how many four hour classes were paid for?

how many three hour and how many four hour classes were paid for?

Using algebra to solve word problems..........jhhvcnbhvjfb

the ages of three children can be expressed as consecutive integers. The square of the age of the youngest child is twelve more than three times the age of the oldest child. Find the ages of the three...

y= 9x2+ 12x+ 4 How do i solve this problem step by step? y = 9 x 2 + 12 x + 4

I'm not sure if I'm doing this right For a. I got x>11/-2 or x<19/2 interval notation: (-infinity, infinity) For...

15 books cost $51.25. Some were priced at $2.25 each,and the rest of the books were sold at $4.75. How many books were purchased at each price ?

What are the real and complex solutions of the polynomial? x^2-11x=-24

Area of rectangular field 6528 yard , if the length of the field is 96 yards, what is the width?

6=267a - 47b. We have figured out that b = (12 + 47a)/147. So we substitute: 6=267a - 47((12 + 47a)/147). We figure we can multiply both inside numbers by 47 and divide them by 147. Becomes 6=267a...

when x is -2 what is -2*2-3x

Pls explain the equation and the variables

(a) g(2) (b) g(t-2) (c) g(t) - g(2)

(a) g(2) 17 (b) g(t - 2) ? (c) g(t) - g(2) ??

√-5√-45

the box is 9m by 9 m by 9 m

Taylor has some buttons. Wendy has twice as many buttons as Taylor. Yusif has 12 more buttons than Taylor. In total they have 260 buttons. How many buttons does Yusif have.

In your own words, explain why the method of dividing complex numbers works. What property justifies this process?

Lucia and Randy have signed a contract to purchase a home. The closing date is March 27, and the buyer owns the property on the day of closing. The selling price of the home is $852,500. Lucia and...

Laurie is financing $360,000 to purchase a house. How much money will she save over the life of 30-year, fixed-rate loan by buying 3 points with a rate of 6.275% instead of not buying points with...

Purchasing discount points is a decision which can be financially justified or not justified. Create a unique example where purchasing discount points is justified, solve the problem, and explain...