1. Graph y = 2x -10
2. Graph 12x - 2y = 8
Write an equation of the line that passes thr...
Mathematics, 25.01.2021 06:50 roygbiv1233
1. Graph y = 2x -10
2. Graph 12x - 2y = 8
Write an equation of the line that passes through the points (0,4) and (2,10).
y= [ ]
3. Write an equation of a line that passes through the point (4,3) and is perpendicular to the graph of the equation y = -1/3x + 4
y= [ ]
4. An online media service offers video and music downloads. Each download of a song costs $1. Each download of a video cost 3 times as much as the song download. You have a credit of $90. How many songs can you purchase after buying 15 videos?
You can purchase [ ] songs.
5. You have an initial amount of $45 in a savings account and you deposit an equal amount into the account each week. After 5 weeks the account holds $105. Write an equation that represents the amount y (in dollars) of money in the account after x weeks. y= [ ]
6. A bathtub is draining at a constant rate. After 2 minutes, it holds 30 gallons of water. Three minutes later, it holds 12 gallons of water. Write an equation that represents the number y of gallons of water in the tub after x minutes. y= [ ]
Answers: 2
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Which ordered pair identifies a point in quadrant iv? a) (2, 5) b) (0, 1) c) (-1, -1) d) (12, -5) which quadrant is (-4,-6) in? a) i. b) ii. c) iii. d) iv.
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Mathematics, 22.06.2019 01:30, haleymoodie6034
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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