Answer:
54
Step-by-step explanation:
RSM homework lol
made equation, then solved it.
hope this helps!
A) 2o+5l=2.75
-2o-9l = -4.15
———————-
-4l=-1.4
l= 0.35
2o+5(0.35)=2.75
2o+ 1.75= 2.75
2o=1
O= 1/2
B) 5(0.5) + 3(0.35) = 2.5+1.05= 3.55
Answer:
the third side is 43
Step-by-step explanation:42 + 35=77 then 120-77=43
Answer: 28.26
Step-by-step explanation: