Math
posted by B.B. .
Determine if the relationship represented in the table is linear. If it is linear, write an equation.
x2 5 7 10 12 20
y 3 0 2 5 7 15
My answer is: Linear; y=x+ 5
Is this correct?
Thanks.

Q= Find the linear eq whose coordinate sum is 10 units
Ansy=x+(5)
Y=5
5=x+(5)
X=55
X=10