Question

If x+y=5 and x-y=1 then find the value x

Answer 1

Answer:

Step-by-step explanation:

x=5-y -(i)

y=x-1 -(ii)

Now put the value of eq(ii) into eq(i)

x=5-(x-1)

x=5-x+1

x=6-x

2x=6

x=3

Answer 2

Answer:

Step-by-step explanation:

Step-by-step explanation:

x=5-y -(i)

y=x-1 -(ii)

Now put the value of eq(ii) into eq(i)

x=5-(x-1)

x=5-x+1

x=6-x

2x=6

x=3