Does anyone know or understand how to do this? By the way you are only supposed to do number 57.

well there are two answers for that.

1: you need 120 ones then that will equal up to 120.

2: you could also do one 100 and 2 tens.

those are the answers that i have thought of.

probably .5

i can on others if necessary.

step-by-step explanation:

the answer is 89 d

i took the test

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.