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lara [203]
3 years ago
13

In Exercises 1-6, tell whether the ordered pair is a solution of the system of linear

Mathematics
1 answer:
Lelechka [254]3 years ago
4 0

Answer:

Step-by-step explanation:

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Susie has 8 over 9cup of ice cream. How many 1 over 4cup servings can she make?
Hitman42 [59]
First express it in common denominator.
The common denominator is 36 in this case (4x9) and (9x4)
So (8 over 9)cups would be equal to (32 over
36)cups.[by multiplying it by 4]
and
(1 over 4)cups would be equal to (9 over 36)cups.[by multiplying it by 9]
(32over36)cup divided by (9over36)cup=3+(5over36)cup [since they have a common denominator now]
So Susie can scoop out 3 servings of (9 over 36)/(1 over 4) cups of ice cream with a remainder of (5 over 36)cup
5 0
4 years ago
A rowing team rowed 60 miles while going with the current in the same amount of time as it took to row 30 miles going against th
Ira Lisetskai [31]

Answer:

9

Step-by-step explanation:

60/(v+3)=30/(v-3)

2(v-3)=v+3

2v-6=v+3

v=9

3 0
3 years ago
Read 2 more answers
The ratio of the perimeters of two rectangles is 4 to 7. The perimeter of the larger rectangle is 42 inches. What is the perimet
Mumz [18]
In this question, there are numerous information's of immense important already given. Based on those given information's the answer to the question can be easily deduced.
Ratio of the perimeter of two rectangles = 4:7
Perimeter of the larger rectangle = 42 inches
Let us assume the common ratio = x
Then
7x = 42
x = 42/7
   = 6
Then
Perimeter of the smaller rectangle = 4 * 6 inches
                                                         = 24 inches.
So the perimeter of the smaller rectangle is 24 inches. I hope the procedure and the answer is clear enough for you to understand. Based on this procedure, you can attempt similar problems without requiring any outside help.
4 0
4 years ago
The area of a rectangle in 24 units. A diagonal drawn from one corner to another divides the rectangle into two right triangles.
nlexa [21]

Answer:

12 sq u

Step-by-step explanation:

Ⓗⓘ ⓣⓗⓔⓡⓔ

Well, assuming the shaded triangle is one of those two triangles, its area would be 12 sq u.

Why? Because its length would be the same as the retances, as would its height, and to find the area of a triangle, you'd do L*H/2 which would be 24/2=12 sq u

(っ◔◡◔)っ ♥ Hope this helped, have a great day! ♥

˜”*°•.˜”*°• ~Star •°*”˜.•°*”˜

7 0
3 years ago
Mr. Rich had 2 times more cars than motorcycles in his garage. After he bought 1 more car and sold 2 motorcycles, there were 3 t
Degger [83]

Answer:

After the sale there were 15 cars and 5 motorcycles

Step-by-step explanation:

c=cars originally

m=motorcycles originally

c=2m  (2 times the cars than motorcycles)

(c+1)  bought 1 car  after sale

sold 1 motor cycle (m-2)  after sale

(c+1) = 3(m-2)   (3 times more cars than motorcycles)


(c+1) = 3(m-2)

distribute

c+1 = 3m-6

substitute c =2m

2m +1 = 3m-6

subtract 2m from each side

2m+1-2m = 3m-6-2m

1 = m-6

add 6 to each side

1+6 = m-6+6

m=7

c = 2m

c = 2(7) =14

c=14

Originally there were 7 motorcycles and 14 cars

After the sale c+1 = 15, m-2 = 5

there were 15 cars and 5 motorcycles

7 0
3 years ago
Read 2 more answers
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