Saved Bookmarks
| 1. |
X-4Y=145X-Y=13Linear equations in to variable |
|
Answer» Step-by-step EXPLANATION: X-4Y=14. .....(1) From equation (1) X= 14+4Y ........(3) Putting the value of X in Equation (2) 5X-Y=13 5(14+4Y)-Y=13 70+20Y-Y=13 19Y=-57 Y=-57/19 Y=-3 Now putting the value of Y in equation (3) X=14-4*3 X=14-12 X=2 THEREFORE , the value of X is 2 and the value of Y is -3 |
|