7x^2-51x-108=0

Simple and best practice solution for 7x^2-51x-108=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 7x^2-51x-108=0 equation:


Simplifying
7x2 + -51x + -108 = 0

Reorder the terms:
-108 + -51x + 7x2 = 0

Solving
-108 + -51x + 7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-12 + -7x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-12 + -7x)' equal to zero and attempt to solve: Simplifying -12 + -7x = 0 Solving -12 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + -7x = 0 + 12 Combine like terms: -12 + 12 = 0 0 + -7x = 0 + 12 -7x = 0 + 12 Combine like terms: 0 + 12 = 12 -7x = 12 Divide each side by '-7'. x = -1.714285714 Simplifying x = -1.714285714

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-1.714285714, 9}

See similar equations:

| -0.7x+5.67=-0.3x+7.27 | | d-6.8=4.0 | | 12x+5y=60 | | 92=4c | | -5(2y-4)-y=-4(y-4) | | T/5=13 | | n+2n+4n=56 | | 42/7+4*6 | | 3/2x-1=5 | | 1/2(2x-2)=-1/4-9/4 | | x^3-12x^2+47x-84=0 | | 3x-7x+9=x-3+12 | | t(10)=5x^2-3x+2 | | 11+34=-5(7x-9) | | 20x-3=35x+6 | | 2/5b=15 | | 3/4x=48 | | 6/5y-13=-7 | | n+7=3n-7 | | x/3-4=-5 | | 7p-4=3(4+5p) | | 4x+9=7x-9 | | x+14=4x+23 | | 5a-24=5a | | -3x+6=16 | | 5.7x+8.1x-y= | | -3+6=-18 | | 5/7(y-3)=3/7(y+1) | | 21x=6-5x | | 3x+33/6+(x+49/7)=17 | | X+1.9X=.27 | | 16=4-((5x-5)/(2x)) |

Equations solver categories