Which expression would be easier to simplify if you used associative property to change the grouping a.85+(120+80)
b.(2+3/7)+4/7
c.[-40+(60)]+52
d.4+(1.2+(0.2))

answer: 1,380

step-by-step explanation:

1: you turn %15 into a decimal by moving the decimal point two places to the left.

2: and then you multiply .15 by 1,200 , which will get you 180.00

3: from there you will add 180 to 1,200

4: which will get you 1,380

hope it *im kind of slow so idk if my answer is right*

18.75 gallons

step-by-step explanation:

i believe the answer is c.

the first option is the answer.