PLEASE HELP ME Which expression is equivalent to 30(1/2x-2)+40(3/4y-4) o 45xy-220
o 15x-30y-220
o 15x+30y-220
o 15x+30y-64

15x+30y−220

Step-by-step explanation:

hope this helps

1e+27

step-by-step explanation:

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.