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Olegator [25]
2 years ago
14

Solve the system by substitution 3x+5y=1 X=5y+7

Mathematics
2 answers:
Kitty [74]2 years ago
6 0
Which are you solving??
kumpel [21]2 years ago
3 0
Are u solving for x or y?
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Aproxima a las unidades de mil y obtén los resultados estimados
zhenek [66]

Answer:

hi

Step-by-step explanation:

4 0
2 years ago
Y + 12 = y + 10 + 2<br><br> how many solutions does the equation have
hjlf

Answer:

infinite

Step-by-step explanation:

8 0
3 years ago
A field in the shape of a right triangle is bordered on one side by a stream, on another side by a road, and on a third side by
trasher [3.6K]

Answer:

42°

Step-by-step explanation:

For this problem, it may help you to draw it out to visualize it. You want to find the angle between the stream and road. Based on the description the triangle looks like this.

                         / |

Stream(27)      /   |  Road( 20)

                     /__|

                   Fence

You know the length of the road is 20, and the stream is 27. The angle can be found by using Cos∅=a/h. Adjacent to where the road and stream meet is the road, 20, and hypotenuse is the stream, 27.

So 20/27 = .74 = Cos∅

To find the angle ∅ use inverse cosine to get 42°.

Hope that helps and let me know if I did anything incorrectly!

5 0
2 years ago
So I tried everything I could but I still don’t know
Effectus [21]

Step-by-step explanation:

app it's a standard 30 60 90 triangle. there are rules for this.

x = 3

y = 6

6 0
3 years ago
UITE
max2010maxim [7]
A logical conclusion would say “Kelly is 15 minutes late to school.”
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3 years ago
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