12t+9=9t^2

Simple and best practice solution for 12t+9=9t^2 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 12t+9=9t^2 equation:


Simplifying
12t + 9 = 9t2

Reorder the terms:
9 + 12t = 9t2

Solving
9 + 12t = 9t2

Solving for variable 't'.

Combine like terms: 9t2 + -9t2 = 0
9 + 12t + -9t2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(3 + 4t + -3t2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(3 + 4t + -3t2)' equal to zero and attempt to solve: Simplifying 3 + 4t + -3t2 = 0 Solving 3 + 4t + -3t2 = 0 Begin completing the square. Divide all terms by -3 the coefficient of the squared term: Divide each side by '-3'. -1 + -1.333333333t + t2 = 0 Move the constant term to the right: Add '1' to each side of the equation. -1 + -1.333333333t + 1 + t2 = 0 + 1 Reorder the terms: -1 + 1 + -1.333333333t + t2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1.333333333t + t2 = 0 + 1 -1.333333333t + t2 = 0 + 1 Combine like terms: 0 + 1 = 1 -1.333333333t + t2 = 1 The t term is -1.333333333t. Take half its coefficient (-0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. -1.333333333t + 0.4444444442 + t2 = 1 + 0.4444444442 Reorder the terms: 0.4444444442 + -1.333333333t + t2 = 1 + 0.4444444442 Combine like terms: 1 + 0.4444444442 = 1.4444444442 0.4444444442 + -1.333333333t + t2 = 1.4444444442 Factor a perfect square on the left side: (t + -0.6666666665)(t + -0.6666666665) = 1.4444444442 Calculate the square root of the right side: 1.201850425 Break this problem into two subproblems by setting (t + -0.6666666665) equal to 1.201850425 and -1.201850425.

Subproblem 1

t + -0.6666666665 = 1.201850425 Simplifying t + -0.6666666665 = 1.201850425 Reorder the terms: -0.6666666665 + t = 1.201850425 Solving -0.6666666665 + t = 1.201850425 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + t = 1.201850425 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + t = 1.201850425 + 0.6666666665 t = 1.201850425 + 0.6666666665 Combine like terms: 1.201850425 + 0.6666666665 = 1.8685170915 t = 1.8685170915 Simplifying t = 1.8685170915

Subproblem 2

t + -0.6666666665 = -1.201850425 Simplifying t + -0.6666666665 = -1.201850425 Reorder the terms: -0.6666666665 + t = -1.201850425 Solving -0.6666666665 + t = -1.201850425 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + t = -1.201850425 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + t = -1.201850425 + 0.6666666665 t = -1.201850425 + 0.6666666665 Combine like terms: -1.201850425 + 0.6666666665 = -0.5351837585 t = -0.5351837585 Simplifying t = -0.5351837585

Solution

The solution to the problem is based on the solutions from the subproblems. t = {1.8685170915, -0.5351837585}

Solution

t = {1.8685170915, -0.5351837585}

See similar equations:

| 8x+y+3z=7 | | 9x+180=7x | | 0.9x+5.1x-7=2(2.5-7) | | 0=1/6y=8 | | 5y+1.4=7y-2.8 | | 6/(2/3)*(-3/5) | | 0.09/10.8 | | 9[6-9(x-1)]+5[(4x+5)-9]=16x-334 | | 10.8/0.09 | | 2x+5*12=35 | | 15y-912750=2250x-200700 | | 2y+2=3y+12 | | 25-6x=-17 | | 10.8/9.09 | | 2x^2+17x-7.5=0 | | lnx+ln(x+5)=-4 | | 5r+9=-1-3r-8r | | 3x^2=4x-6 | | 2[(2p+7)-3(p-1)]=-7 | | Z-20/-23=-14 | | 87=23+8x | | x^3+9*x^2-54*x-16=0 | | 1/2(n-8)=1/2n-3/2 | | 5t-9/t=12 | | 5t-9/t=9 | | 2+4x=3x-7 | | 9-(x-2y)(x-2y)= | | 2x=3x-12-4 | | 9x+99=-36 | | T+6t-7=7t-7 | | 8x+24+68=180 | | 4(x-6)-2=28 |

Equations solver categories