Best to multiply by (y+1)(y-1) since on one side of the equation you have something divided by (y+1) and on the other something over (y²-1). since (y+1)(y-1) expanded is y²-1 this would work.
Answer:
9
Step-by-step explanation:
Answer:
6 dollars
Step-by-step explanation:
40-10=30
30/5= 6
1 1/2 = 3 / 2 = 6 / 4 miles;
Because 9 > 6, we have 9 / 4 > 6 /4;
9 /4 miles is longer than 1 1 /2miles;