Which of the following expressions are equivalent to x + y + z?

Choose all answers that apply:
A: z + y + x
B: x + z - y
C: None of the above

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups