11x^2-4x-7=

Simple and best practice solution for 11x^2-4x-7= 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 11x^2-4x-7= equation:


Simplifying
11x2 + -4x + -7 = 0

Reorder the terms:
-7 + -4x + 11x2 = 0

Solving
-7 + -4x + 11x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -11x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-7 + -11x)' equal to zero and attempt to solve: Simplifying -7 + -11x = 0 Solving -7 + -11x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -11x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -11x = 0 + 7 -11x = 0 + 7 Combine like terms: 0 + 7 = 7 -11x = 7 Divide each side by '-11'. x = -0.6363636364 Simplifying x = -0.6363636364

Subproblem 2

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

Solution

x = {-0.6363636364, 1}

See similar equations:

| -2n+6=20 | | 6g+15=-15 | | W/4-8=4 | | 5y+9=34 | | (3/2)v-(5/2)=-v-(4/3) | | (-7/5)x+(4/5)=(-2/3)x-2 | | -u-(1/3)=(3/5)u-(7/5) | | (1/5)v-2=(3/2)v+(3/2) | | (-1/5)w+(5/3)=-w-(2/5) | | -4x-(5/2)=(7/3)x+3/2 | | -7(2x-4)=5(-2x+6) | | (4/3)u-(1/3)=(3/4)u-1 | | x-2(3x-2)=-16 | | (-1/3)v+(1/2)=-5v-(7/6) | | 0.8x+2=4.6 | | 20x^9-9x^7+20x^6= | | -3v-(3/2)=((4/5)v)-(4/5) | | 9x^7y^5+27x^5y^4+36xy= | | -3v-(3/2)=(4/5)v-(4/5) | | 8x^6-56x^4= | | 9x^5-18x^3= | | (5x)+x=0.7 | | a-3=6a-48 | | 2x+x+4+2=x+20 | | 3a-3=18a-48 | | (9x+3)(4x^2+7x+2)= | | 89-4x=6-8x | | 71-4x=6-8x | | a-1=6a-16 | | x^2=x+38 | | 2(b+2)=3(b-3) | | z/5=z/5+5 |

Equations solver categories