6x^2+2x=20

Simple and best practice solution for 6x^2+2x=20 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 6x^2+2x=20 equation:


Simplifying
6x2 + 2x = 20

Reorder the terms:
2x + 6x2 = 20

Solving
2x + 6x2 = 20

Solving for variable 'x'.

Reorder the terms:
-20 + 2x + 6x2 = 20 + -20

Combine like terms: 20 + -20 = 0
-20 + 2x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-10 + x + 3x2) = 0

Factor a trinomial.
2((-2 + -1x)(5 + -3x)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -3x)' equal to zero and attempt to solve: Simplifying 5 + -3x = 0 Solving 5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3x = 0 + -5 -3x = 0 + -5 Combine like terms: 0 + -5 = -5 -3x = -5 Divide each side by '-3'. x = 1.666666667 Simplifying x = 1.666666667

Solution

x = {-2, 1.666666667}

See similar equations:

| 3150.048=2*3.14*r*r+3*3.14*r*99.7 | | 9r+56=11r+4 | | (-4.9x^2)-22x+108= | | x-21=-6x+49 | | -33-4x=13-9x | | 4(3y-1)+6=5(2y+5) | | X+27+x+27+140=180 | | 12y^2+y-20= | | X=150-2y | | 11x+1.5=13x-3.5 | | 30(1.2x-2)+40(3.4y-4)= | | 7x-2(-5x+20)=11 | | 2*x-7*x=55 | | 2(2+7n)=8(n+2) | | 7x-2(-5+20x)=11 | | 0.2x-x=-2 | | 12x=4x+48 | | 2x^2+8=12 | | 15x+3=14x+5 | | 2y+x+160=310 | | h(t)=-16t^2+300t+100 | | 2x^2-6=154 | | 8(-10x+3.5y-7)= | | -10=-8x-3-7 | | 67x=175 | | 6x-2=3x+18 | | 33-3x=15 | | 6k-7(5+k)=3(-6k-6) | | 18-(4v-7)+19v=7(2v+7) | | 18xz=90 | | -2x+59=41 | | v=1/3(9)(4) |

Equations solver categories