![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 31.12.2020 04:50, lakenyahar
Find the Sum or Difference:
1. LaTeX: \left(3-7m\right)\:+\:2\left(5m\:+\ :1\right)( 3 β 7 m ) + 2 ( 5 m + 1 )
2. LaTeX: \frac{1}{2}\left(8\:-6y\right)\:+\: \frac{1}{5}\left(10y\:-\:25\right)1 2 ( 8 β 6 y ) + 1 5 ( 10 y β 25 )
3. LaTeX: \left(4a\:-\:5\right)\:-\:4\left(2. 5a\:+\:3\right)( 4 a β 5 ) β 4 ( 2.5 a + 3 )
4. LaTeX: \left(5b\:-\:9\right)\:-\:3\left(8\ :-\:2b\right)( 5 b β 9 ) β 3 ( 8 β 2 b )
5. You earn LaTeX: (6x + 15)( 6 x + 15 ) points after completing LaTeX: xx levels of a video game and lose LaTeX: \left(3x\:-\:7\right)( 3 x β 7 ) points. Write an expression that represents the total number of points you have now.
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Question 33 pts
Write an Expression in Simplest Form for each of the following:
1. A Polygon with side lengths: LaTeX: 2x,\:\:3x\:-\:1,\:\:x\:+\:5,\:\:3x, \:\:2x\:+\:42 x , 3 x β 1 , x + 5 , 3 x , 2 x + 4 . Find the Perimeter.
2. A Rectangle with a length of LaTeX: 2x + 52 x + 5 and a width of LaTeX: x + 2x + 2 . Find the Perimeter.
3. The expression LaTeX: 11n + 811 n + 8 represents the Perimeter of a Triangle. One side is LaTeX: 3n + 13 n + 1 and a second side is
LaTeX: 7n + 47 n + 4 . Write an expression in simplest form that represents the third side.
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Question 410 pts
Solve the Equation:
1. LaTeX: n\:-\:6\:=\:21n β 6 = 21
2. LaTeX: m\:-\:\frac{5}{8}\:=\:-\frac{1}{4}m β 5 8 = β 1 4
3. LaTeX: \frac{x}{6}\:=\:-2.1x 6 = β 2.1
4. LaTeX: -18x\:=\:72β 18 x = 72
5. LaTeX: -3x\:+\:5\:=2\:β 3 x + 5 = 2
6. LaTeX: -\frac{9}{4}x\:+\:\frac{4}{5}\:=\:\ frac{7}{8}β 9 4 x + 4 5 = 7 8
7. LaTeX: -14\:-\:\frac{2}{9}w\:=\:-12β 14 β 2 9 w = β 12
8. LaTeX: 18\:=\:-8\:+\:10x18 = β 8 + 10 x
9. LaTeX: 3\left(x\:+\:1\right)\:=\:-243 ( x + 1 ) = β 24
10. LaTeX: -\left(15p\:-\:1\right)\:+\:2\left( 5\:+\:5p\right)\:+13\:=\:30β ( 15 p β 1 ) + 2 ( 5 + 5 p ) + 13 = 30
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Question 54 pts
Write an Equation and Solve. Put your answer, not the equation. in the blank.
1. The sum of a number n and negative 12 is 6.
2. 45 equals the quotient of a number n and 3.
3. 30 less than a number n is 10.
4. 5 less than twice a number n is negative 25.
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Question 63 pts
Write an Equation and Solve. Put your answer in the blank.
1. You drink LaTeX: xx 8-ounce glasses of water plus a 20-ounce bottle of water. You drank 76 ounces of water today. How many 8-ounce glasses of water did you drink?
2. Your friend has owned a dog for one year less than twice as long as he has owned a cat. Let's call the number of years that he has owned a cat c. Your friend has owned a dog for 9 years. How long has your friend owned a cat?
3. You start out with a balance of -350 dollars in your bank account. You deposit 225 dollars per week. How many weeks will it take to get your balance to $1000?
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Mathematics, 21.06.2019 12:50, xojade
Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown. part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)
Answers: 3
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Mathematics, 21.06.2019 20:00, 12bluestone
Someone answer asap for ! a discount storeβs prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
Answers: 1
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Find the Sum or Difference:
1. LaTeX: \left(3-7m\right)\:+\:2\left(5m\:+\ :1\right)( 3 β 7 m ) + 2...
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