(6-7x)(6+7x)=

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

Simplifying
(6 + -7x)(6 + 7x) = 0

Multiply (6 + -7x) * (6 + 7x)
(6(6 + 7x) + -7x * (6 + 7x)) = 0
((6 * 6 + 7x * 6) + -7x * (6 + 7x)) = 0
((36 + 42x) + -7x * (6 + 7x)) = 0
(36 + 42x + (6 * -7x + 7x * -7x)) = 0
(36 + 42x + (-42x + -49x2)) = 0

Combine like terms: 42x + -42x = 0
(36 + 0 + -49x2) = 0
(36 + -49x2) = 0

Solving
36 + -49x2 = 0

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + -49x2 = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -49x2 = 0 + -36
-49x2 = 0 + -36

Combine like terms: 0 + -36 = -36
-49x2 = -36

Divide each side by '-49'.
x2 = 0.7346938776

Simplifying
x2 = 0.7346938776

Take the square root of each side:
x = {-0.857142857, 0.857142857}