Answer:
a 6,3 b 2,3 c 2,-1 d 6,-1
Step-by-step explanation:
flip the signs
Sides, or lengths and widths
No. Solve each of the problems and see if they match. Do PEMDAS order of operations
16n+8=4
16n=4-8
16n=-4
n=-4/16
n=-1/4.
Answer:
36.67 [mile/hour].
Step-by-step explanation:
1) use the formula: V=S/t, where S - entire jorney, v - average speed (required to calculate), t - elapsed entire time.
2) according to the formula above S=50+60=110 miles; t= 50/40 + 1.75=1.25+1.75=3 hours.
3) after the substitutuion 110 and 3 into the formula above:
v=110/3≈36.67 miles/h.
