9x^2+6+1=16

Solution for 9x^2+6+1=16 equation:

Simplifying
9x2 + 6 + 1 = 16

Reorder the terms:
6 + 1 + 9x2 = 16

Combine like terms: 6 + 1 = 7
7 + 9x2 = 16

Solving
7 + 9x2 = 16

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 9x2 = 16 + -7

Combine like terms: 7 + -7 = 0
0 + 9x2 = 16 + -7
9x2 = 16 + -7

Combine like terms: 16 + -7 = 9
9x2 = 9

Divide each side by '9'.
x2 = 1

Simplifying
x2 = 1

Take the square root of each side:
x = {-1, 1}