Question

pls help!? with all 4 Questions I would rlly appreciate your help thx to plp who help me I will improve on my math and be way better at it than I'm right now!!!!❤

Answer 1

7.6=w/12
w=7.6(12)
w=91.2

x/2=20
x=20(2)
x=40

8.3x=41
x=41(8.3)
x=340.3

54=r/3
r=54(3)
r=162