Mathematics, 26.10.2019 08:43 crystal271
Carissa works as a babysitter during her summer vacation. she gets paid one rate for daytime hours and a higher rate for nighttime hours. one week, she worked 12 daytime hours and 4 nighttime hours and earned $120. the next week, she earned $60 for a total of 4 daytime hours and 3 nighttime hours. let x represent the hourly daytime rate and y represent her hourly nighttime rate.
Answers: 1
Mathematics, 21.06.2019 22:00, mosesbrinker
Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point
Answers: 1
Mathematics, 22.06.2019 03:20, campbelldean
Solve this system of equations: y=x2-3x + 12 y=-2x+14 4. substitute the values of x, -1 and 2, into either origina equation to solve for the values of y. what are the solutions of the system of equations?
Answers: 3
Carissa works as a babysitter during her summer vacation. she gets paid one rate for daytime hours a...
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