0=-840+8x+22x^2

Simple and best practice solution for 0=-840+8x+22x^2 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 0=-840+8x+22x^2 equation:


Simplifying
0 = -840 + 8x + 22x2

Solving
0 = -840 + 8x + 22x2

Solving for variable 'x'.

Combine like terms: 0 + 840 = 840
840 + -8x + -22x2 = -840 + 8x + 22x2 + 840 + -8x + -22x2

Reorder the terms:
840 + -8x + -22x2 = -840 + 840 + 8x + -8x + 22x2 + -22x2

Combine like terms: -840 + 840 = 0
840 + -8x + -22x2 = 0 + 8x + -8x + 22x2 + -22x2
840 + -8x + -22x2 = 8x + -8x + 22x2 + -22x2

Combine like terms: 8x + -8x = 0
840 + -8x + -22x2 = 0 + 22x2 + -22x2
840 + -8x + -22x2 = 22x2 + -22x2

Combine like terms: 22x2 + -22x2 = 0
840 + -8x + -22x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(420 + -4x + -11x2) = 0

Factor a trinomial.
2((6 + -1x)(70 + 11x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Subproblem 2

Set the factor '(70 + 11x)' equal to zero and attempt to solve: Simplifying 70 + 11x = 0 Solving 70 + 11x = 0 Move all terms containing x to the left, all other terms to the right. Add '-70' to each side of the equation. 70 + -70 + 11x = 0 + -70 Combine like terms: 70 + -70 = 0 0 + 11x = 0 + -70 11x = 0 + -70 Combine like terms: 0 + -70 = -70 11x = -70 Divide each side by '11'. x = -6.363636364 Simplifying x = -6.363636364

Solution

x = {6, -6.363636364}

See similar equations:

| 225=x^2+50 | | 10y+x=12 | | -5(4t-2)+3t=4t-3 | | 6z+9=40-25z | | 6x^2-15+x=x | | 175000.00x=220650 | | 12+6+x=y | | 2x+4=55-15x | | 5/8x9 | | 5x-12=2x+100 | | 0=x^2+4x-140 | | ln(x)=4.7+ln(7.6) | | 35000./.0.05 | | 6x+-1=7x+4 | | 3x^5y^-6/12x^-2y | | (2+3i)(-4+5i)= | | 24+4X=36 | | 3(x)(x)(y)+7(x)(y)(y)+2(x)(x)(y)-9(x)(y)(y)= | | log(6x+5)-log(x-1)=1 | | 3(X+1)-4=X+6 | | 5(y-5)-4=6 | | 4(x^2+7x)+29=-20 | | 5-3lnx=-13 | | -2/5x-4=9/5x+7 | | (y+4)squared-44=0 | | -x^2+5=2x | | -4=q+4 | | 1/x^3=0.03 | | (x-3)(6x+1)= | | A=3x(x-5) | | 3(2a-2b+ab)-4b(3a-5)+9ab= | | sin(9x)= |

Equations solver categories