Answer:
it is -3 8 and 2
Step-by-step explanation:
Pick 100 km for D...
<span>This would yield T=100 minutes </span>
<span>Using the question stem we calculate 80 km were traveled in 1h (or 60 minutes).... </span>
<span>This leaves us with 40 minutes (2/3 of an hour) to travel 20km..... </span>
<span>R*T=D </span>
<span>R*2/3=20 </span>
<span>R=30 </span>
<span>Answer A....</span>
Answer:
12, 20
Step-by-step explanation:
Don't worry I just know
1st one is -9x+6, -16x-14, 7x+3,4x-14, 3x+11,-9x-2,24x-40
