Which equation represents a direct proportion a. y = x-2 b. y = x +2 c. y = 2÷x d. y = 2x

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

Can someone me with this? i’m not sure what to put for my equations.