Which coefficient matrix represents a system of linear equations that has a unique solution?

Lamar bought 20 pounds of dog food for $4.99 for his dog, Buster. The next day, the shop down the street offered 50 pounds of the same brand of dog food for $12.50. Did Lamar get a better deal? ... ?

If a die is rolled twice what is the probability of rolling a 5 and then a 2?

The speed of Ben is 6 m/s greater than the speed of Emma. Ben rides 100m when Emma rides 76 m. What is the speed of Ben, x?

Caleb drives for 3 hours at 15 miles per hour how far does He travel and a container with 2 and 5/6 gallons of weed killer can spray 3 and 56 Lawns how many gallons would it take to spray 3 lawns

Solve the proportion for n. 1260/20=n/1

An item is regularly priced at $40. Lena bought it at a discount of 60% off the regular price. How much did Lena pay?

Adam rolls a 6-sided number cube. What is the probability that he gets a number less than 3? 1/6 2/3 5/6 1/3

How to do equations with the distributive property

The length of one side of a square city block is 462 meters. what is the perimeter of the block

3 + (5 + 7) Use the commutative property of operations to reverse the numbers in the expression. Use the associative property of operations to change the grouping after reversing the numbers in the expression. Evaluate the expression.