Solve each word problem using a system of equations. Use substitution or elimination One number added to three times another number is 24. Five times the first number added to three times the other number is 36. Find the numbers.

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

What is the slope of the line that contains the points (-2,1) and (0,-3)