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Ghella [55]
3 years ago
13

What is the value of x?​

Mathematics
1 answer:
goblinko [34]3 years ago
6 0

Answer:

3+3+x=30

x=30-9

21 is the answer

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Find the height of the triangle: Area of the triangle = 21.6 cm 2 , base=3.6 cm
wlad13 [49]

Answer:

base=3.3=cm

Step-by-step explanation:

9.1 cm

6 0
3 years ago
What is the slope of the line?<br><br> a.- 5/2<br><br> b.- 2/5<br><br> c.2/5<br><br> d.5/2
DochEvi [55]
(0, -1) (2,4)

4 - -1/ 2 - 0

5/2

The answer will be D
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4 years ago
Find the point of intersection (if any) of the following pairs of lines: a) x – 2y +1=0 2x + 3y – 7 = 0 b) x-2y+11=0 -x+2y-13 =
pychu [463]

Answer:

a) (11/7, 9/7)

b) There's no point of intersection

Step-by-step explanation:

a) x - 2y + 1 = 0

2x + 3y - 7 = 0

To find the point of intersection, we need to solve the system of equations  and the result will be the point of intersection (x,y)

x-2y+1=0\\x= 2y-1

Now we substitute x in the second equation:

2x+3y-7=0\\2(2y-1)+3y-7=0\\4y-2+3y-7=0\\7y-9=0\\y=9/7

Now we substitute y in our first equation.

x-2y+1=0\\x-2(9/7)+1=0\\x-18/7+1=0\\x=18/7-1\\x=11/7.

The point of intersection is (11/7, 9/7)

b) x -2y +11 =0

-x + 2y - 13 =0

We are going to follow the same procedure:

x-2y+11=0\\x=2y-11

-(2y-11)+2y-13=0\\-2y+11+2y-13=0\\0y=2\\0=2

Since this system of equations doesn't have a solution, the system has no point of intersection.

5 0
3 years ago
What is the total volume of vinegar in the 4 largest samples?
Amanda [17]

Answer:

14 fluid ounces

Step-by-step explanation:

3.5x4=14

5 0
3 years ago
Need answer fast thx
LiRa [457]

Answer:

50

Step-by-step explanation:

10% of 100 is 10 so times it by 5

7 0
3 years ago
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