Mathematics, 14.02.2020 05:29 lightning1157blaze
Consider the following system with the solution: 2x+y=5 equation 2 of the system: x-2y= -5 prove that replacing the first equation with the sum of that equation and a multiple of the other produces a system with the same solution
Answers: 3
Mathematics, 21.06.2019 21:30
Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?
Answers: 1
Mathematics, 22.06.2019 02:30
Mallory has been offers two different jobs. she can baby sit for 6 hours a week and get $8.50 an hour. or she can work at the library for 14 hours a week and make $5.50 an hour. which job will allow her to save the most money after 6weeks?
Answers: 1
Mathematics, 22.06.2019 03:30
Right triangle abc has three sides with lengths ab= 119, bc = 169, ca= 120. find the value of cos c. hint: draw and label the triangle. the hypotenuse is always the longest.
Answers: 2
Mathematics, 22.06.2019 05:00
Of the 189 miles of beaches at ocean side, 7% are privately owned 39% are owned by resorts, and 54% are public beaches. how many miles of beach are not public?
Answers: 2
Consider the following system with the solution: 2x+y=5 equation 2 of the system: x-2y= -5 prove tha...
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