24x+15=16x^2

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Solution for 24x+15=16x^2 equation:


Simplifying
24x + 15 = 16x2

Reorder the terms:
15 + 24x = 16x2

Solving
15 + 24x = 16x2

Solving for variable 'x'.

Combine like terms: 16x2 + -16x2 = 0
15 + 24x + -16x2 = 0

Begin completing the square.  Divide all terms by
-16 the coefficient of the squared term: 

Divide each side by '-16'.
-0.9375 + -1.5x + x2 = 0

Move the constant term to the right:

Add '0.9375' to each side of the equation.
-0.9375 + -1.5x + 0.9375 + x2 = 0 + 0.9375

Reorder the terms:
-0.9375 + 0.9375 + -1.5x + x2 = 0 + 0.9375

Combine like terms: -0.9375 + 0.9375 = 0.0000
0.0000 + -1.5x + x2 = 0 + 0.9375
-1.5x + x2 = 0 + 0.9375

Combine like terms: 0 + 0.9375 = 0.9375
-1.5x + x2 = 0.9375

The x term is -1.5x.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x + 0.5625 + x2 = 0.9375 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = 0.9375 + 0.5625

Combine like terms: 0.9375 + 0.5625 = 1.5
0.5625 + -1.5x + x2 = 1.5

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = 1.5

Calculate the square root of the right side: 1.224744871

Break this problem into two subproblems by setting 
(x + -0.75) equal to 1.224744871 and -1.224744871.

Subproblem 1

x + -0.75 = 1.224744871 Simplifying x + -0.75 = 1.224744871 Reorder the terms: -0.75 + x = 1.224744871 Solving -0.75 + x = 1.224744871 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = 1.224744871 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = 1.224744871 + 0.75 x = 1.224744871 + 0.75 Combine like terms: 1.224744871 + 0.75 = 1.974744871 x = 1.974744871 Simplifying x = 1.974744871

Subproblem 2

x + -0.75 = -1.224744871 Simplifying x + -0.75 = -1.224744871 Reorder the terms: -0.75 + x = -1.224744871 Solving -0.75 + x = -1.224744871 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = -1.224744871 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = -1.224744871 + 0.75 x = -1.224744871 + 0.75 Combine like terms: -1.224744871 + 0.75 = -0.474744871 x = -0.474744871 Simplifying x = -0.474744871

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.974744871, -0.474744871}

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