-3x^2=5x+2

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


Simplifying
-3x2 = 5x + 2

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

Solving
-3x2 = 2 + 5x

Solving for variable 'x'.

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

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

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

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

Factor out the Greatest Common Factor (GCF), '-1'.
-1(2 + 5x + 3x2) = 0

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

Ignore the factor -1.

Subproblem 1

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 2

Set the factor '(2 + 3x)' equal to zero and attempt to solve: Simplifying 2 + 3x = 0 Solving 2 + 3x = 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 + 3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x = 0 + -2 3x = 0 + -2 Combine like terms: 0 + -2 = -2 3x = -2 Divide each side by '3'. x = -0.6666666667 Simplifying x = -0.6666666667

Solution

x = {-1, -0.6666666667}

See similar equations:

| 2x-6x-x+24=7x | | -20.2/(-2)= | | 2y^2+x-4y+3=0 | | 8d-11+3d+2=3 | | 4x^2-109=0 | | 16y+32=96 | | v-2/5=-1/6 | | (x+50)=115 | | K^2+4K-5=o | | 15x+2=12x-3 | | 9p+12=75 | | n^2-5n-25= | | -3y+14+y=12 | | 16x-4x=-7 | | 5(2x-5)=95 | | 4980=.15x+.1y | | 14-20=-6x | | X^2=99-10x^2 | | (sinx)x(secx)= | | -7a=24 | | 28x=65 | | 2x=76-2x | | 4x+y=92 | | 10x+-6=-4 | | 12x=-22+46 | | 4-2(4x+3)+2=15 | | -5000+x=75 | | 3x=108-3x | | 12x-80=40x-15 | | 5x-3+7x*3x=23 | | 12x+4y=76 | | -3(n-2.7)=1.8 |

Equations solver categories