Solving One-Variable Inequalities Answers

If you multiply the first equation by 2, what number should you multiply the second equation by in order to eliminate the y terms when making a linear combination?

Which equation represents the amount of money Lydia spent of apples and bananas? | Which equation represents the amount of money Ari spent on apples and bananas?

What is the price per pound of apples? $

What is the price per pound of bananas? $