Beau charges a $10 base fee plus $5 per hour to mow yards. jaime charges a $12 base fee plus $4.50 per hour. at what time will beau and jaime be charging the same total fee?

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

X+ y = 5 ; x - y =3 solve using linear combination

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample