A backyard has a concrete walkway around it that is 4 feet wide on all sides. The total area of the pool and walkway is 950ft^2. If the length of the pool is 6 feet longer than the width, find the dimensions of the pool.

Write the expression 7x^3-28xy^2 as the product of 3 factors

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?

Experimental versus theoretical probability. someone me