Ahhh help me pls, I WILL GIVE U BRAINLEST IF YOU ARENT A TROLL :))

2.1-d

Step-by-step explanation:

if you subtract 3.4-1.3 its 2.1

if you subtract 2.8d-2.8d it just d

$53.50

step-by-step explanation:

you have to subtract the amount of money chuck earned ($72.50) by the cost of the gas for the mower ($11.25) and the new string for the trimmer he bought ($7.75).

72.50-11.25=61.25

and then subtract $61.25 by the second thing he bought (the new string for the trimmer)

61.25-7.75=53.5

so in total it's $53.50 (53 dollars and 50 cents)

it is b)

hope this : )

step-by-step explanation: