Which of the following are expressions? Check all that apply. Group of answer choices

3 + x

twelve is three more than nine

the difference of x and 8

2y

How much orange juice do you need to make 2 servings of lemony orange slush?

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase