7(x)(x)+6=13

Solution for 7(x)(x)+6=13 equation:

Simplifying
7(x)(x) + 6 = 13

Multiply x * x
7x2 + 6 = 13

Reorder the terms:
6 + 7x2 = 13

Solving
6 + 7x2 = 13

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 7x2 = 13 + -6

Combine like terms: 6 + -6 = 0
0 + 7x2 = 13 + -6
7x2 = 13 + -6

Combine like terms: 13 + -6 = 7
7x2 = 7

Divide each side by '7'.
x2 = 1

Simplifying
x2 = 1

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