Lucy's family purchased one sweatshirt and 4 t-shirts for $110. Mark's family bought three sweat-shirts and 4 t-shirts for $200. Determine the cost of a t-shirt and a sweatshirt.

Solve:363s = 2162s+1 s = - 3 s = 1 s = 3 no solution

A car is traveling in a race. The car went from the initial velocity of 35 m/s to the final velocity of 65 m/s in 5 seconds. What is the acceleration? 13 m/s 6 m/s 6 m/s 13 m/s

If 2x=5, 3y=4 and 4z=3 what is the value of 24xyz

4x-3y=1 -8x+6y=-2 elimination method

If 8th graders sell 6 large boxes of cupcakes, would there be enough chocolate cupcakes for the 50 people who prefer chocolate? Explain.

the sum of r consecutive positive integers will always be divisible by 2 if r is a multiple of 1. 6 2. 5 3. 4 4. 3 5. 2 ... ?

Which of the following is not a possible value for a probability? A. 0.001 B. 1/10 c. 11/10 d. 1/16

Which type of bankruptcy is sometimes called "straight" bankruptcy and involves the liquidation of all of the nonexempt assets an individual owns to immediately pay off debt to creditors?

Zoe watched 6 episode of her favorite online video series in 1.5 hours. she spent the same amount of time watching each episode. what is the unit rate of hours to episode?

the number of calories consumed at snack varies directly with the number of cookies eaten. if mandy eats 3 cookies, she will consume 240 calories. how many calories will she consume if she eats 5 cookies