Mathematics, 29.12.2019 04:31, candancejc557
Nellie and her younger sister debbie share expenses on a holiday. nellie spends $122 more than debbie. their total expenses amount to $840.
a) write a pair of linear equations to represent the information given above.
b)explain how you can change this pair of equations to a linear equation in one unknown.
c)apply your method to find how much debbie spends on the holiday. show your work.
Answers: 3
Mathematics, 21.06.2019 15:00, aubreerosehennessy95
55 bridesmaids want to make 325 325 decorations for a wedding. each decoration takes about 212 2 1 2 minutes to make. which response gives the best estimate for the amount of time each bridesmaid will spend making decorations?
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Mathematics, 21.06.2019 17:40, angelica3752
Solve the given system of equations. 2y= -x+9 , 3x-6= -15
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Mathematics, 21.06.2019 19:30, Pen350
Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck
Answers: 2
Nellie and her younger sister debbie share expenses on a holiday. nellie spends $122 more than debbi...
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