Question

The solution of following pair of equations x +2 y = 7 and x + y = 5 is​

Answer 1

Step-by-step explanation:

x+2y=7 -------(1)

(-) x+ y=5 --------(2)

_________

y=2

_________

put y=2 in (2)

x+2=5

x=5-2

x=3