Question 313954
X+Y=2 OR X=2-Y
5X=2Y
5(2-Y)=2Y
10-5Y=2Y
-5Y-2Y=-10
-7Y=-10
Y=-10/-7
Y=10/7 ANS.
X=2-10/7
Y=14/7-10/7
X=4/7 ANS.
PROOF:
5*4/7=2*10/7
20/7=20/7