Mathematics, 27.07.2019 06:00, akepa
Arecord store sells cds for $12 each. a music club offers 5 free cds and charges $15 for each additional cd. which equation can you use to find the number of cds (x) that will cost the same under both plans? a. 12x-5=15x b. 15x-5=12x c. 12(x-5)=15x d. 12x=15(x-5)
Answers: 1
Mathematics, 21.06.2019 18:30, jakobrobinette
Is the square root of 4 plus the square root of 16 rational?
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Mathematics, 21.06.2019 22:30, zacksoccer8279
Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer
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Mathematics, 22.06.2019 00:00, christinavelez26
(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.
Answers: 1
Arecord store sells cds for $12 each. a music club offers 5 free cds and charges $15 for each additi...
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