Question

Solve 2X minus Y equals to 9 and 5X plus 2Y equals to 27

Answer 1

Step-by-step explanation:

2x-y=9. ----1

5x+2y=27. ----2

multiply eq 1 with 2 scaler number and add it to equation 2

4x-2y=18

+

5x+2y=27

this implies

9x=45

so x = 5

so put x=5 in equation 1

10-y=9

so y=1