Question

Solve by elimination method
3x-5y-4=0
9x-2y+7=0​

Answer 1

Answer:

(3x-5y-4) 2 (9x-2y= 7)x5

6x-10y=8 45-10y= 35

now, subtract.

so, we get 39x=27 x = 27/39 = 9/13

so, y = -5/13 ans.