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pshichka [43]
3 years ago
13

I NEED HELP WITH THIS!! 50 POINTS!!!

Mathematics
1 answer:
madreJ [45]3 years ago
7 0

Answer:

Part 1) we have

----> equation A

Isolate the variable y

----> equation B

Compare the slope of both lines

The slopes are different

That means

The lines intersect at one point

therefore

The system has one solution

Part 2) we have

isolate the variable y

-----> equation A

isolate the variable y

 ----> equation B

Compare equation A and equation B

The slopes are equal

The y-intercept are different

That means

we have parallel lines with different y-intercept

so

The lines don't intersect

therefore

The system has no solution

Part 3) we have

isolate the variable y

-----> equation A

isolate the variable y

 ----> equation B

Compare equation A and equation B

The  equations are identical

That means

Is the same line

so

The system has infinitely solutions

Part 4) we have

isolate the variable y

-----> equation A

isolate the variable y

 ----> equation B

Compare the slope of both lines

The slopes are different

That means

The lines intersect at one point

therefore

The system has one solution

Part 5) we have

isolate the variable y

-----> equation A

isolate the variable y

 ----> equation B

Compare the slope of both lines

The slopes are different

That means

The lines intersect at one point

therefore

The system has one solution

Part 6) we have

isolate the variable y

-----> equation A

isolate the variable y

 ----> equation B

Compare equation A and equation B

The slopes are equal

The y-intercept are different

That means

we have parallel lines with different y-intercept

so

The lines don't intersect

therefore

The system has no solution

Step-by-step explanation:

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