Answer:
Sarah bought 3 first class tickets and 3 coach tickets.
Step by Step Explanation:
1030+1030+1030=3850
380+380+380=1140
3850+1140=4230
7x-2y+-67
<span>multiply both sides of the bottom by 4 and add </span><span> 5x+8y=-29 </span>
<span> 28x-8y=268</span>
33x=-297
<span> x=-9 </span>
<span>5(-9) +8y= -29 </span>
<span>-45 +8y =-29 </span>
<span>8y= 16 </span>
y=2
It's not multiple of 2 because 73 does not have 2 instead of 3:-)
Answer:
100/27
Step-by-step explanation:
That's a copy of the figure from the other post; I didn't look at the answer.
We have Start(0,0)
Your team takes the direct path at a constant speed of 6 miles per hour.
<span>Our team.
</span><span>
Team Red follows the riddle and travels at 8 mph from Start to Post A, 9 mph from Post A to Post B, and 11 mph from Post B to Finish.Team Blue follows the riddle and travels at a constant speed of 10 mph.
</span>
<span>
Team Yellow follows the riddle and travels at a constant speed of 11 mph, but stops at Post A for 30 minutes and stops again at Post B for another 30 minutes.</span>
Winner: our team, then Blue, then Red, then Yellow
<span>
</span>