1.

Solve:x+y =5 and 2x-y=7​

Answer» ONG>Answer:

X = 4 , y = 1

Step-by-step explanation:

x+y=5...............(1)

2x-y=7...............(2)

Add (1) and (2) we get

x+y=5

2x-y=7

x+y+2x-y=5+7

3x=12

x=4

Put x =4 in (1)

4+y = 5

y =5-4

y= 1


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