Asked by zac
pleae help solve: 3x-5y=7 and 5x-2y=-1
Answers
Answered by
Damon
3x-5y=7 times 5 15x-25y=35
5x-2y=-1times 3 15x -6y=-3
subtract second from first
0x -19y = 38
y = -2
3x-5(-2) = 7
3x +10 =7
3x = -3
x = -1
check
3(-1) -5(-2) = 7 yes
5(-1)-2(-2)=-1 yes
5x-2y=-1times 3 15x -6y=-3
subtract second from first
0x -19y = 38
y = -2
3x-5(-2) = 7
3x +10 =7
3x = -3
x = -1
check
3(-1) -5(-2) = 7 yes
5(-1)-2(-2)=-1 yes
Answered by
deondre
25y to the second power times x to the second power plus 20xy to the second power plus 4x to the second power
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.