Question

If x+1=7, what is the value of x2 + 22 +1?

Answer 1

`x + 1 = 7 \\ x = 7 - 1 = 6 \\ putting \: the \: value \: of \: x = 6 \\ 6 * 2 + 22 + 1 = 34`

Answer 2

59

Explanation:

x+1 = 7

Subtract 1 from each side

x+1-1 =7-1

x =6

x^2 + 22 +1

6^2 +22+1

36+22+1

36+23

59