3+22.5t-4.9t^2=0

Simple and best practice solution for 3+22.5t-4.9t^2=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3+22.5t-4.9t^2=0 equation:


Simplifying
3 + 22.5t + -4.9t2 = 0

Solving
3 + 22.5t + -4.9t2 = 0

Solving for variable 't'.

Begin completing the square.  Divide all terms by
-4.9 the coefficient of the squared term: 

Divide each side by '-4.9'.
-0.612244898 + -4.591836735t + t2 = 0

Move the constant term to the right:

Add '0.612244898' to each side of the equation.
-0.612244898 + -4.591836735t + 0.612244898 + t2 = 0 + 0.612244898

Reorder the terms:
-0.612244898 + 0.612244898 + -4.591836735t + t2 = 0 + 0.612244898

Combine like terms: -0.612244898 + 0.612244898 = 0.000000000
0.000000000 + -4.591836735t + t2 = 0 + 0.612244898
-4.591836735t + t2 = 0 + 0.612244898

Combine like terms: 0 + 0.612244898 = 0.612244898
-4.591836735t + t2 = 0.612244898

The t term is -4.591836735t.  Take half its coefficient (-2.295918368).
Square it (5.271241153) and add it to both sides.

Add '5.271241153' to each side of the equation.
-4.591836735t + 5.271241153 + t2 = 0.612244898 + 5.271241153

Reorder the terms:
5.271241153 + -4.591836735t + t2 = 0.612244898 + 5.271241153

Combine like terms: 0.612244898 + 5.271241153 = 5.883486051
5.271241153 + -4.591836735t + t2 = 5.883486051

Factor a perfect square on the left side:
(t + -2.295918368)(t + -2.295918368) = 5.883486051

Calculate the square root of the right side: 2.425589836

Break this problem into two subproblems by setting 
(t + -2.295918368) equal to 2.425589836 and -2.425589836.

Subproblem 1

t + -2.295918368 = 2.425589836 Simplifying t + -2.295918368 = 2.425589836 Reorder the terms: -2.295918368 + t = 2.425589836 Solving -2.295918368 + t = 2.425589836 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '2.295918368' to each side of the equation. -2.295918368 + 2.295918368 + t = 2.425589836 + 2.295918368 Combine like terms: -2.295918368 + 2.295918368 = 0.000000000 0.000000000 + t = 2.425589836 + 2.295918368 t = 2.425589836 + 2.295918368 Combine like terms: 2.425589836 + 2.295918368 = 4.721508204 t = 4.721508204 Simplifying t = 4.721508204

Subproblem 2

t + -2.295918368 = -2.425589836 Simplifying t + -2.295918368 = -2.425589836 Reorder the terms: -2.295918368 + t = -2.425589836 Solving -2.295918368 + t = -2.425589836 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '2.295918368' to each side of the equation. -2.295918368 + 2.295918368 + t = -2.425589836 + 2.295918368 Combine like terms: -2.295918368 + 2.295918368 = 0.000000000 0.000000000 + t = -2.425589836 + 2.295918368 t = -2.425589836 + 2.295918368 Combine like terms: -2.425589836 + 2.295918368 = -0.129671468 t = -0.129671468 Simplifying t = -0.129671468

Solution

The solution to the problem is based on the solutions from the subproblems. t = {4.721508204, -0.129671468}

See similar equations:

| (12a+1)(12a-1)= | | x^2-22x-7=0 | | 10(3y-5)=8 | | t/6-7=9 | | (3x-2)(-2x+1)= | | -6x-73=12x+43 | | -15x^2+100x-27=0 | | 10x+y=118 | | 4(4x-3)-(m-5)=-52 | | 2y+38=7y-12 | | 3x+19=5-4x | | x-4/2=23 | | 20=-4x+6(2x+14) | | x^3=5x*3y | | x+30+20=180 | | 7=h/9-4 | | 10x+4y=38 | | 8+4x=14+8 | | -511=7(9x-10) | | Lnx+3.45x=-2.73 | | F(x)=5x^2-10x-3 | | 5=-0.15x+27 | | y=2x^2-20x+10 | | 8x-32=25-2x | | 7g-4h=-16 | | 8x-3=3x+28 | | -6(X-1)=7X-33 | | 7X-33=3(X+1) | | 18x+5=11x+14 | | 4P+6=5p+11 | | 7x+6y+8x+4= | | 4.72x-10=8+.67x |

Equations solver categories