4x-3y=0 and 9x-5y=20 solve the equation
Answers
Answered by
0
Answer:
x=60/7, y= 80/7
4x-3y=0 --------(1)
9x-5y=20-------(2)
multiplying (1) by 9 and (2) by 4
36x-27y=0
36x-20y=80
- + -
-7y = -80
7y=80
y= 80/7
substituting the value of y in (1)
4x-3*80/7=0
4x-240/7=0
4x=240/7
x=240/7*4
x=60/7
Answered by
1
this is the ans what I got plz make it brillianist
Attachments:
Similar questions