Question

find 2x+3y if (x-y,x+y)= (6,10)​

Answer 1

x - y = 6

x + y = 10

2x = 16

x = 8

y = 2

2x + 3y = 2*8 + 3*2 = 16 + 6 = 22

2x + 3y = 22 ——> Answer

Answer 2

x-y=2x+3y=6=x+y=(2)(3)=6

x+y=x+y(2+3)+(2+3)=5+5=10