Mathematics, 17.07.2019 06:00 redhot12352
How to substitute x=-2 and x=5 into 2x^2+6-20=0 to check my work
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Mathematics, 21.06.2019 20:30
Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)
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Mathematics, 22.06.2019 00:00
(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.
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How to substitute x=-2 and x=5 into 2x^2+6-20=0 to check my work...
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