-16x^2+63x+4=0

Solution for -16x^2+63x+4=0 equation:

Simplifying
-16x2 + 63x + 4 = 0

Reorder the terms:
4 + 63x + -16x2 = 0

Solving
4 + 63x + -16x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(4 + -1x)(1 + 16x) = 0

Subproblem 1
Set the factor '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 0

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

Add '-4' to each side of the equation.
4 + -4 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4
Subproblem 2
Set the factor '(1 + 16x)' equal to zero and attempt to solve:

Simplifying
1 + 16x = 0

Solving
1 + 16x = 0

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

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

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

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

Divide each side by '16'.
x = -0.0625

Simplifying
x = -0.0625
Solution
x = {4, -0.0625}