Mathematics, 02.02.2021 21:30 dorafacegirl
Jacques will wash the windows of a house for $15.00 plus $1.00 per window. Ray will
wash them for $5.00 plus $2.00 per window. Let x be the number of windows and y be the
total charge for washing them. Write an equation that represents how much each person
charges to wash windows. Solve the system of equations and explain what the solution
means and when it would be most economical to use each window washer
Answers: 2
Mathematics, 21.06.2019 20:30
Evaluate 8j -k+148jâk+14 when j=0.25j=0.25 and k=1k=1.
Answers: 1
Mathematics, 21.06.2019 22:30
Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
Answers: 1
Mathematics, 21.06.2019 23:30
Maddie's rectangular kitchen has an area of 10 square yards and a length of 3 3/4 yards.how many yards wide is maddie's kitchen?
Answers: 1
Mathematics, 22.06.2019 00:50
Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?
Answers: 2
Jacques will wash the windows of a house for $15.00 plus $1.00 per window. Ray will
wash them for $...
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