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Nady [450]
3 years ago
10

Solve using elimination -3x-4y=-1 and 3x-y=-4 * (1,1) (-1,1) (1,-1) (-1,-1)

Mathematics
2 answers:
galina1969 [7]3 years ago
5 0
Using elimination (-1,1)
9966 [12]3 years ago
3 0
(-1.1) i’m pretty sure try and see :)) wish you luck
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nirvana33 [79]
The range of the data is 6.
5 0
4 years ago
Answer the question for 20 points!!!!!
Ira Lisetskai [31]

Answer:

4/6

Step-by-step explanation:

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8 0
2 years ago
A local hamburger shop sold a combined total of
Brilliant_brown [7]
640 u can thank me later
6 0
3 years ago
Given: a-b= c-d, b=d-1, c=6; prove: a=5
Brut [27]

Given :

a-b = c-d    ...1)

b = d-1       ...2)

c = 6

To Prove :

a = 5

Solution :

Adding equation 1 and 2, we get :

(a-b) + (b) = (c-d) + (d-1)

a = c -1   ...3)

Putting given value of c = 6 in above equation, we get :

a = 6 - 1

a = 5

Hence, proved.

6 0
3 years ago
Work out the angle of x
Amiraneli [1.4K]

Answer:

a)

Cos60=1/2=0.5

b)

cos60=4/x

0.5=4/x

0.5x=4

0.5x/0.5=4/0.5

x=8

3 0
3 years ago
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