<span>All multiples of 5 of divisible by 5, so pick any 5 of them you like: 5, 10, 15, 20, 25, 30</span>
Answer: -8 and -4
This is something you do through trial and error. Making a list or a table like shown below might help.
25/4
You can multiply by crossing
10/24 and x/15
10*15 = 24x
150/24=x
Divide the numerator and denominator by 6
25/4
25/4 is the answer
Tension , amplitude ,speed