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Bezzdna [24]
4 years ago
12

Y = 7x + 7 y = -7x + 19 Solve the system algebraically.

Mathematics
1 answer:
shtirl [24]4 years ago
7 0
Hello,

To this question, It's only directly sum the equations:

y + y = 7x - 7x +7+19

2y = 0x + 26

2y = 26

y = 26 ÷ 2

y = 13


Now only to replace y = 13 in the equation of up or of down.

Then stay:

y = 7x + 7

13 = 7x + 7

7x = 13 -7

7x = 6

x = 6 / 7

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The sum of two numbers is 41. The larger number is one less than twice the smaller number. Find the numbers.
Arte-miy333 [17]
I hope this helps you



small a

larger 2a-1


a+2a-1=41


3a=42


a=14

2a-1=2.14-1=27
6 0
4 years ago
The square of the hypotenuse of a right triangle is 625. Which could be the side lengths explain
muminat

Answer:

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Step-by-step explanation:

5 0
3 years ago
Can someone help me with this
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Answer:

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Hope this helps.

Step-by-step explanation:

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6 0
3 years ago
Explain how you would graph the line containing a slope of –1/5 that goes through the point (1,–4).
Anettt [7]
Slope = -1/5
Coordinate = (1, -4)

We know, y - y1 = m(x - x1)
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When, x = 1, y = -1/5(1) - 19/5 = -20/5 = -4
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Here, Your Coordinates would be: (0, -4), (1, -21/5), (2, -22/5)
Mark them & draw the lines. Graph is done!

Hope this helps!
5 0
3 years ago
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Igoryamba
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