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Flura [38]
3 years ago
7

Jayla had 4 chocolate chip cookies and 3 sugar cookies. Her sister ate two of her chocolate chip cookies. What fraction of cooki

es does she have left?
Mathematics
1 answer:
Ahat [919]3 years ago
4 0
The starting fraction is 7/7
now you subtract 2 for the 2 cookies eaten
7/7 - 2/7 = 5/7
your end fraction is 5/7 
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Determine the unknown angle measures, to the nearest degree, in the diagram provided.
serg [7]

Answer:

a is <u>5</u><u>3</u><u>.</u><u>8</u><u>°</u><u>,</u> and b is <u>3</u><u>6</u><u>.</u><u>2</u><u>°</u>

Step-by-step explanation:

Using sine trig rule:

{ \boxed{ \bf{ \sin(b) =  \frac{opposite}{hypotenuse}  }}}

{ \tt{ \sin(b) =  \frac{78}{132}  }} \\  \\ { \tt{b =  { \sin }^{ - 1}( \frac{78}{132} ) }} \\  \\ { \tt{b = 36.2 \degree}}

Summation of angles of triangle:

{ \tt{a + b + 90 \degree = 180 \degree}} \\ { \tt{a + 36.2 \degree + 90 \degree = 180 \degree}} \\ { \tt{a = (180 - 36.2 - 90) \degree}} \\ { \tt{a = 53.8 \degree}}

7 0
2 years ago
Subtact: (9x - 8) - (x + 4)​
Bond [772]

Answer:

the answer is 8x-12

Step-by-step explanation:

7 0
2 years ago
An apple orchard's workers pick 12,500 apples in the month of October. A sample of 300 of these apples shows that 15 of them are
Orlov [11]

Answer:

625

Step-by-step explanation:

Convert 15300 to a percent,

We can convert it to it's lowest fraction,

120, and to find the percent just multiply it by 5 on top and bottom,

120 ×5×5

which equals, 5100

Then take the percent as a decimal, 0.5 and multiply it by 12500,

12500×0.5 which would give you: 625

5 0
3 years ago
What are the solutions (coordinate points) to the system of equations?
Viefleur [7K]

Answer:

x=0,-2

Step-by-step explanation:

Solve the solution by equaling them to each other and solve for x.

x^2+5x+6=3x+6

x^2+5x-3x+6-6=0

x^2+2x=0 (factor out one x)

x(x+2)=0

x has two solutions since there are two options of solving.

1. x=0/(x+2)

  x=0

2. x+2=0/x

   x+2=0

   x=-2

8 0
3 years ago
Amy is baking her famous pies to sell at the Town Fall Festival. She uses 32.5 cups of flour for every 10 cups of sugar in order
Vinil7 [7]
We can use the equation:

f = 3.25s

3.25 is the cups of flour used for every cup of sugar.

Where 'f' represents flour and 's' represents sugar.
6 0
3 years ago
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