Question

if (x+y,3y)=(7,15) then find x,y​ plx its urgent

Answer 1

x +y = 7

3y = 15

so, y =

$15 \div 3$

y = 5.

x+y = 7

substite y =5

so. x +5 =7

x= 7-5

x= 2.