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Alex
2 years ago
10

What is the answer for x?

Mathematics
1 answer:
Paha777 [63]2 years ago
6 0

Answer:

x = 7°

Step-by-step explanation:

Sum of All angles = 180°

Form an equation

180 - 90 - 36 = 7x + 5

54 = 7x + 5

Subtract 5 from both sides

49 = 7x

x = 49/7

x = 7

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Which number is equivalent to the fraction 15 over 7?
USPshnik [31]
15/7 is approximately 2.143
7 0
3 years ago
The sum of two numbers is 53 and the difference is 27. What are the numbers?
ikadub [295]

Answer:

The numbers are 39 and 14.

Step-by-step explanation:

Equation 1, sum of the numbers:

 

x  +  y   =  53

 

Equation 2, difference of the numbers:

 

x  -  y  = 25

 

System of equations:

 

x  +  y  =  53

x  -  y   =  25

----------------

2x = 78

 

x = 39

 

Solve for y:

 

39  +  y  = 53

 

y  =  14

 

The numbers are 39 and 14.

8 0
2 years ago
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sashaice [31]

Answer:

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3. If the * is multiplying:

John now has 25937228,2 Apples.

Step-by-step explanation:

Just use the calculator.

7 0
3 years ago
Vanessa has 3 1/2 yards of cotton. She used 1 3/7 yards of material. How many yards of cotton does she have left?
kolbaska11 [484]

Answer:

She can make 3 and 3/4 skirts with the cotton that she has

Step-by-step explanation: please like

4 0
3 years ago
Mina opens a book 15 times and records whether the page number is
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Answer:

She made 15 trials

Step-by-step explanation:

Well it said that she opened the book 15 times in total and records each time so the answer would be 15.

8 0
2 years ago
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