Step-by-step explanation:
-6.9<8.1-1.5x
-9.6-8.1<-1.5x
-15<-1.5x
-1.5x>-15
x>10
4.5 speed is distance divided by time <span />
Answer:
LCM of 20, 30, and 40
LCM = 120
they would cry together for the first time in 120 minutes.
Answer:
<u>hope it helps...</u>
<u>have a great day!!</u>