9t^2+15t+4=0

Simple and best practice solution for 9t^2+15t+4=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 9t^2+15t+4=0 equation:


Simplifying
9t2 + 15t + 4 = 0

Reorder the terms:
4 + 15t + 9t2 = 0

Solving
4 + 15t + 9t2 = 0

Solving for variable 't'.

Factor a trinomial.
(4 + 3t)(1 + 3t) = 0

Subproblem 1

Set the factor '(4 + 3t)' equal to zero and attempt to solve: Simplifying 4 + 3t = 0 Solving 4 + 3t = 0 Move all terms containing t to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 3t = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3t = 0 + -4 3t = 0 + -4 Combine like terms: 0 + -4 = -4 3t = -4 Divide each side by '3'. t = -1.333333333 Simplifying t = -1.333333333

Subproblem 2

Set the factor '(1 + 3t)' equal to zero and attempt to solve: Simplifying 1 + 3t = 0 Solving 1 + 3t = 0 Move all terms containing t to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 3t = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3t = 0 + -1 3t = 0 + -1 Combine like terms: 0 + -1 = -1 3t = -1 Divide each side by '3'. t = -0.3333333333 Simplifying t = -0.3333333333

Solution

t = {-1.333333333, -0.3333333333}

See similar equations:

| x^2+121y^2=0 | | 6=(b)+6 | | 2s-12+2s=4s | | x^2y-4y=0 | | 30(b)(b)-400=19 | | 9x^2+39x+40=0 | | 20x-(3x-7)=41 | | 6x^2+xy-7y^2=0 | | 18x^2+x-5=0 | | 15x^2-11x+7=0 | | 21w^2+20w+4=0 | | w^2-bw-aw+ab=0 | | 3m+4=11 | | y^2-9x-6x^3y^7=0 | | 0.5(x+20)+0.3x=26 | | (x-3)(2x+1)=0 | | 3x+50=x^2-20 | | 3x+7y=0 | | 12(t-2)+3t=5(3t+4)-12 | | 10x-25=6x-25 | | -16t^2+96t+-128=0 | | 4d+2a= | | 1+x= | | -3x+5y=5 | | 16a+14c= | | 5b-2a= | | 4a+6b= | | 2a=3b-5 | | y=x^2+8x-1 | | x+(2x+3)(x-2)=2(x-3)(x+4) | | 3.75x+4.55=1.70x+1.23 | | 10x-12=7x+36 |

Equations solver categories