3 years ago

How many pairs of whole numbers have a sum of 12

2 answers:

8 0

1&11
2&10
3&9
4&8
5&7
6&6
7&5
8&4
9&3
10&2
12&0

That would be 11 pairs of whole numbers

5 0

4 times 3 is 12

2 times 6 is 12

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LenKa [72]

Answer:

$\dfrac{19}{840}$

Step-by-step explanation:

The given fraction is:

$\dfrac{1}{168}+\dfrac{3}{180}$

We need to solve it.

The LCM of 168 and 180 is 2520.

So,

$\dfrac{1}{168}+\dfrac{3}{180}=\dfrac{15+3\cdot14}{2520}\\\\=\dfrac{19}{840}$

So, the required answer is equal to $\dfrac{19}{840}$ .

3 0

2 years ago

romanna [79]

Let's say that y is the unknown
180=2x+3+5x+1+y
180=7x+4+y
180-7x-4=y
176-7x=y=third angle

3 0

3 years ago

madreJ [45]

2, 4, 8, and 1 i belive

7 0

3 years ago

Eduardwww [97]

Answer:{ 2x+y=7 x−2y=6

Step-by-step explanation:

4 0

2 years ago

77julia77 [94]

142.8
it fizzes up and shoots out
88

7 0

3 years ago