Pls help me on this picture above...

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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.

Acaterpillar eats 1400\%1400% of its birth mass in one day. the caterpillar's birth mass is mm grams. which of the following expressions could represent the amount, in grams, the caterpillar eats in one day? \