8t^2-14t-49=0

Simple and best practice solution for 8t^2-14t-49=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 8t^2-14t-49=0 equation:


Simplifying
8t2 + -14t + -49 = 0

Reorder the terms:
-49 + -14t + 8t2 = 0

Solving
-49 + -14t + 8t2 = 0

Solving for variable 't'.

Factor a trinomial.
(-7 + -4t)(7 + -2t) = 0

Subproblem 1

Set the factor '(-7 + -4t)' equal to zero and attempt to solve: Simplifying -7 + -4t = 0 Solving -7 + -4t = 0 Move all terms containing t to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -4t = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -4t = 0 + 7 -4t = 0 + 7 Combine like terms: 0 + 7 = 7 -4t = 7 Divide each side by '-4'. t = -1.75 Simplifying t = -1.75

Subproblem 2

Set the factor '(7 + -2t)' equal to zero and attempt to solve: Simplifying 7 + -2t = 0 Solving 7 + -2t = 0 Move all terms containing t to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2t = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2t = 0 + -7 -2t = 0 + -7 Combine like terms: 0 + -7 = -7 -2t = -7 Divide each side by '-2'. t = 3.5 Simplifying t = 3.5

Solution

t = {-1.75, 3.5}

See similar equations:

| 10-6x=7-12x | | -10+4(-10+2.8)= | | 5x-4=6+8x+2 | | 4*ln(x)-5=-2 | | 5.2(1.2x+6)=7.1x+34.4 | | 10.00+2.00s=6 | | -4v+4-11=19 | | 36y-5x=160 | | -3x+5x=-3 | | 12000*x+18000*2x=5383500 | | 12+7a=-6a | | -3(a+2)=13 | | 2+m=-2(3m-1)+5m | | 12x+18=6x+138 | | 12z+4=2(5z+8)*-12 | | 8=2b-6b | | 4s-72=s | | -(3k-2)=-10-5k | | 16=-9+a | | 3x^3+5x^2-x-2=0 | | -3(3k-2)=-10-5k | | 74-3x=11-10x | | 2x-2(3x-9)=4(2x-9)+5x | | 8x+6y=9y-3x | | 9x-45=12 | | 7(-4p+3)=161 | | -10=-5(3)-2 | | -6(2x-5)= | | 12000*x+18000*2x=71.28 | | 3=-5(-1)-2 | | 2+9x=18+x | | 7x-36=106 |

Equations solver categories