2x^2+4x-12=4

Simple and best practice solution for 2x^2+4x-12=4 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 2x^2+4x-12=4 equation:


Simplifying
2x2 + 4x + -12 = 4

Reorder the terms:
-12 + 4x + 2x2 = 4

Solving
-12 + 4x + 2x2 = 4

Solving for variable 'x'.

Reorder the terms:
-12 + -4 + 4x + 2x2 = 4 + -4

Combine like terms: -12 + -4 = -16
-16 + 4x + 2x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-16 + 4x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-8 + 2x + x2) = 0

Factor a trinomial.
2((-4 + -1x)(2 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-4, 2}

See similar equations:

| 9k-3=6 | | 3(x-6)+8=5x-6 | | -7x-1(10-x)=-58 | | y^2-9.5y-16.5=0 | | -16(z+1)+5(4z-5)=3(z-4)+13 | | x^2+8x+41=0 | | -32-8x=9x+19 | | 3(n-2)-(6-5n)=7n | | 152=w(-4) | | 119-5x=22x+23 | | 12x+17=79 | | (10p+1)(10p-1)= | | -4g+5=5-4g | | 3y-3+y+27=7y+30-5y | | (18-8y)=16y | | 5x^2-18x-11=0 | | -5(x-4)=-6x | | 34-optk=30+4 | | -6x-13x=133 | | 4.9*x^2=2+24.5*x | | 4x^2-x-68=0 | | 7x+10-5x=4+x-2 | | 2x+7(x-4)=2(x-7) | | 2x-3=3(x+7) | | 2y^2-19y+33=0 | | 6z+5=6z-z | | 6x+7-5x=10 | | 12(x-13)-3x=117 | | x=2400/30 | | 3(2x+5)-8(x+1)=2x-5 | | 7-7=4-5 | | 6y+3y=8y-9 |

Equations solver categories