-4t(t-2)+6t=5t-4

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Solution for -4t(t-2)+6t=5t-4 equation:


Simplifying
-4t(t + -2) + 6t = 5t + -4

Reorder the terms:
-4t(-2 + t) + 6t = 5t + -4
(-2 * -4t + t * -4t) + 6t = 5t + -4
(8t + -4t2) + 6t = 5t + -4

Reorder the terms:
8t + 6t + -4t2 = 5t + -4

Combine like terms: 8t + 6t = 14t
14t + -4t2 = 5t + -4

Reorder the terms:
14t + -4t2 = -4 + 5t

Solving
14t + -4t2 = -4 + 5t

Solving for variable 't'.

Reorder the terms:
4 + 14t + -5t + -4t2 = -4 + 5t + 4 + -5t

Combine like terms: 14t + -5t = 9t
4 + 9t + -4t2 = -4 + 5t + 4 + -5t

Reorder the terms:
4 + 9t + -4t2 = -4 + 4 + 5t + -5t

Combine like terms: -4 + 4 = 0
4 + 9t + -4t2 = 0 + 5t + -5t
4 + 9t + -4t2 = 5t + -5t

Combine like terms: 5t + -5t = 0
4 + 9t + -4t2 = 0

Begin completing the square.  Divide all terms by
-4 the coefficient of the squared term: 

Divide each side by '-4'.
-1 + -2.25t + t2 = 0

Move the constant term to the right:

Add '1' to each side of the equation.
-1 + -2.25t + 1 + t2 = 0 + 1

Reorder the terms:
-1 + 1 + -2.25t + t2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2.25t + t2 = 0 + 1
-2.25t + t2 = 0 + 1

Combine like terms: 0 + 1 = 1
-2.25t + t2 = 1

The t term is -2.25t.  Take half its coefficient (-1.125).
Square it (1.265625) and add it to both sides.

Add '1.265625' to each side of the equation.
-2.25t + 1.265625 + t2 = 1 + 1.265625

Reorder the terms:
1.265625 + -2.25t + t2 = 1 + 1.265625

Combine like terms: 1 + 1.265625 = 2.265625
1.265625 + -2.25t + t2 = 2.265625

Factor a perfect square on the left side:
(t + -1.125)(t + -1.125) = 2.265625

Calculate the square root of the right side: 1.505199322

Break this problem into two subproblems by setting 
(t + -1.125) equal to 1.505199322 and -1.505199322.

Subproblem 1

t + -1.125 = 1.505199322 Simplifying t + -1.125 = 1.505199322 Reorder the terms: -1.125 + t = 1.505199322 Solving -1.125 + t = 1.505199322 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.125' to each side of the equation. -1.125 + 1.125 + t = 1.505199322 + 1.125 Combine like terms: -1.125 + 1.125 = 0.000 0.000 + t = 1.505199322 + 1.125 t = 1.505199322 + 1.125 Combine like terms: 1.505199322 + 1.125 = 2.630199322 t = 2.630199322 Simplifying t = 2.630199322

Subproblem 2

t + -1.125 = -1.505199322 Simplifying t + -1.125 = -1.505199322 Reorder the terms: -1.125 + t = -1.505199322 Solving -1.125 + t = -1.505199322 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.125' to each side of the equation. -1.125 + 1.125 + t = -1.505199322 + 1.125 Combine like terms: -1.125 + 1.125 = 0.000 0.000 + t = -1.505199322 + 1.125 t = -1.505199322 + 1.125 Combine like terms: -1.505199322 + 1.125 = -0.380199322 t = -0.380199322 Simplifying t = -0.380199322

Solution

The solution to the problem is based on the solutions from the subproblems. t = {2.630199322, -0.380199322}

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