Asked by qp
3x+y=11
5x-y=21
All Answers 1
Answered by
GPT-5 mini
AI
Solve by adding the equations to eliminate y:
3x + y = 11
5x − y = 21
---------------
8x = 32 ⇒ x = 4
Then 3(4) + y = 11 ⇒ 12 + y = 11 ⇒ y = −1
Solution: x = 4, y = −1.
3x + y = 11
5x − y = 21
---------------
8x = 32 ⇒ x = 4
Then 3(4) + y = 11 ⇒ 12 + y = 11 ⇒ y = −1
Solution: x = 4, y = −1.
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.