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marta [7]
3 years ago
12

-3y+5x=26,-2y-5x=-16

Mathematics
2 answers:
ch4aika [34]3 years ago
6 0

Answer:

x=4

y=-2

Step-by-step explanation:

We are give two linear equations and asked to solve them. The two equations are

-3y+5x=26

-2y-5x=-16

Adding both equations

-5y=10

Dividing both sides by -5

y=-2

Substitute y=-2 in first equation

-3(-2)+5x=26

6+5x=26

5x=20

Dividing both sides by 5

x=4

Nataliya [291]3 years ago
3 0

Answer:

x  =  4 ,  y  =  − 2

Step-by-step explanation:

Add the equations in order to solve for the first variable. Plug this value into the other equations in order to solve for the remaining variables.

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laila [671]

Answer:

a . domain 5,0,7,9,0

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b. domain 2,4,8,9

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Step-by-step explanation:

<h3>a is not a function</h3>

because function is a relationship in which each domain element occurs only once.

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6 0
2 years ago
You are playing a game in which a single die is rolled. If a 2 or 5 comes up you win $36. Otherwise, you lose $36. What is your
algol13
1/3 wins and 2/3 losses
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7 0
3 years ago
8 is the difference of d and 3.75
maria [59]

Answer:

11.75

Step-by-step explanation:

From the question above 8 is the difference of d and 3.75

We are required to find the value of d

d-3.75= 8

d= 8 + 3.75

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Hence the value of d is 11.75

7 0
2 years ago
25x + 4x = x + 3x +7
Musya8 [376]

For this equation its the same as simplifying any other equation -Simplify both sides of the equation then isolate the variable- Easy then once you've do so the answer should be

<u>x = \frac{7}{26\\}</u>

7 0
3 years ago
Read 2 more answers
Look at the graph of connected points in the plane which make up a function,
mihalych1998 [28]

Answer:

-2 ≤ f(x) ≤ 4

Step-by-step explanation:

The range is the set or group of all the y-coordinates of the function. This means it has all the values from the bottom point at -2 to the top point at 4. It is written as an inequality.

-2 ≤ f(x) ≤ 4

7 0
3 years ago
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