3*x^2+5*x=2

Simple and best practice solution for 3*x^2+5*x=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 3*x^2+5*x=2 equation:


Simplifying
3x2 + 5x = 2

Reorder the terms:
5x + 3x2 = 2

Solving
5x + 3x2 = 2

Solving for variable 'x'.

Reorder the terms:
-2 + 5x + 3x2 = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + 5x + 3x2 = 0

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

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 '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-2, 0.3333333333}

See similar equations:

| 5y-9y=29 | | p=-.4t^2+130t+1200 | | ln(2x-3)=4 | | -4q^2+7q+4=0 | | 2=-3k+18+5k | | 1/4f-3=1 | | 3(2x-1)=3-4(3-x) | | (x+9)(2x+1)=0 | | 2s^2-5s-1=0 | | 1=-3x+x-5 | | -6+9j=-5j-2+14j | | 7z^2-8z+2=0 | | Y=-8x-37 | | 7j-3j= | | 3=[g(x)+4] | | -3g^2-8g=0 | | 5x-8=120-11x | | -5x+7=2(x-3)+8 | | 4y=-16-x^2 | | 85-2x=5-10x | | 3(2x-1)-3x=3(12+x) | | 6n-12-4n=0 | | 1x/9=2 | | 2w^2-3=0 | | 6x^2+8x=-3x-3 | | 3p+10-4=6p-3p+6 | | (90)+(15)= | | n^2-26n+88= | | (ln(x)-6)/(ln(x)-5)=5 | | f=(k+2)3x+7 | | 3(c+2)=2c+4 | | y=909-19x |

Equations solver categories