3x^2-x-30=0

Simple and best practice solution for 3x^2-x-30=0 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-x-30=0 equation:


Simplifying
3x2 + -1x + -30 = 0

Reorder the terms:
-30 + -1x + 3x2 = 0

Solving
-30 + -1x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -1x)(10 + -3x) = 0

Subproblem 1

Set the factor '(-3 + -1x)' equal to zero and attempt to solve: Simplifying -3 + -1x = 0 Solving -3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1x = 0 + 3 -1x = 0 + 3 Combine like terms: 0 + 3 = 3 -1x = 3 Divide each side by '-1'. x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(10 + -3x)' equal to zero and attempt to solve: Simplifying 10 + -3x = 0 Solving 10 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -3x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -3x = 0 + -10 -3x = 0 + -10 Combine like terms: 0 + -10 = -10 -3x = -10 Divide each side by '-3'. x = 3.333333333 Simplifying x = 3.333333333

Solution

x = {-3, 3.333333333}

See similar equations:

| 7s+5x-8s= | | 6(20+x)=3(30-x) | | 24s+8=17 | | 14x^2+17x-22=0 | | (5p+3)(3p-8)=0 | | 4x^2-21x+40=0 | | 2p-8=-38 | | (x+3)(x-1)=12 | | 8x^2-5x-3=0 | | x-10=22 | | 13ab+(-12ab)= | | 2a^3-2a=-3a^2 | | (x-2)(x-2)=-25 | | 9-2x=7x+72 | | -7+.25n=9 | | 12b+(-34b)= | | -6x+6=3x | | (4x+2)(4x+2)=36 | | 5b+5c-10= | | 4x+14x= | | -1-4y=-21 | | (3x+29)=(2x+35) | | 3x+4y-x+2y= | | 49x^2+27x=0 | | .5n+5=7 | | 3x*4y-x+2y= | | 3(x-(5x+2))=8-5x | | 3c+24=3c-15 | | 4x+8+7x-7= | | 6p-6-p= | | 6(20+x)=3(3-x) | | 2(6x+14)=100 |

Equations solver categories