Answer:
1.5 lbs of beans.................
What triangle..........?
8.6
Step-by-step explanation:
a^2+b^2=c^2
7^2+5^2=c^2
49+25=c^2
74=c^2
8.6=c
-4(3-1)+2
-4x2+2
-8+2= -6
since there is only one - and one + the answer will be negative