Answer:
ab(b−1)
Step-by-step explanation:
Factor ab out of ab ^2 − ab
I think it’s 3 that’s what I got
<span>2(3z-2)+8=34
6z - 4 + 8 = 34
6z + 4 = 34
6z = 34 -4
6z = 30
z =30/6
z = 5
answer </span><span>D. z=5</span>
60 minutes=1 hour
360 minutes=6 hours
so 360 minutes/90 minutes
so your answer is 4 hours
