Mathematics, 03.02.2020 06:54 noodleboy0923
Casey is deciding which of two landscapers to hire. each landscaper charges an hourly rate plus a fee for each job.
casey correctly wrote and solved a system of linear equations by substitution. in his work, he substituted an expression for one variable and solved for the other. this resulted in the equation 5 = 20. what can casey conclude?
a. one landscaper charges $20 for 5 hours of work.
b. one landscaper’s hourly rate is $15 lower than the other landscaper’s.
c. both landscapers charge the same hourly rate and the same fee per job.
d. both landscapers charge the same hourly rate, but not the same fee per job.
Answers: 3
Mathematics, 21.06.2019 18:00
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Mathematics, 21.06.2019 19:30
Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)
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Mathematics, 21.06.2019 20:10
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Mathematics, 22.06.2019 02:30
The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.
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Casey is deciding which of two landscapers to hire. each landscaper charges an hourly rate plus a fe...
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