x^2-65x+784=0

Solution for x^2-65x+784=0 equation:

Simplifying
x2 + -65x + 784 = 0

Reorder the terms:
784 + -65x + x2 = 0

Solving
784 + -65x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(16 + -1x)(49 + -1x) = 0

Subproblem 1
Set the factor '(16 + -1x)' equal to zero and attempt to solve:

Simplifying
16 + -1x = 0

Solving
16 + -1x = 0

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

Add '-16' to each side of the equation.
16 + -16 + -1x = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -1x = 0 + -16
-1x = 0 + -16

Combine like terms: 0 + -16 = -16
-1x = -16

Divide each side by '-1'.
x = 16

Simplifying
x = 16
Subproblem 2
Set the factor '(49 + -1x)' equal to zero and attempt to solve:

Simplifying
49 + -1x = 0

Solving
49 + -1x = 0

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

Add '-49' to each side of the equation.
49 + -49 + -1x = 0 + -49

Combine like terms: 49 + -49 = 0
0 + -1x = 0 + -49
-1x = 0 + -49

Combine like terms: 0 + -49 = -49
-1x = -49

Divide each side by '-1'.
x = 49

Simplifying
x = 49
Solution
x = {16, 49}