Question

x-3y-7=0 and 3x-3y-15=0 in substution and elimination and cross multiplication method​

Answer 1

Answer:

x = 4 and y = 1

Step-by-step explanation:

Step-by-step explanation:

Given : $x-3y-7=0\\3x-3y-15=0$

To Find :  solve it by cross multiplication method

Solution:$a_{1} x+b_{1}x+c_{1}x=0\\a_{2}x+b_{2}x+c_{2}x=0$

Cross multiplication method

Equations :

Comparing the given equation

So, x = 4 and y = 1