Elena walks 9 miles to the Salvatore brother’s house and returns home on a bike. She averages 12 miles per hour faster when cycling then walking, and the total time for both trips is 2 hours. Find her walking speed.

the transverse axis of a hyperbola is the line that contains the two vertices and the two focuses.

in this example (hyperbola of equation x^2/2 - y^2/4 = 1), the transverse axis is the  x-axis  . 

step-by-step explanation:

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation: