3x^2-x+8=22

Simple and best practice solution for 3x^2-x+8=22 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+8=22 equation:


Simplifying
3x2 + -1x + 8 = 22

Reorder the terms:
8 + -1x + 3x2 = 22

Solving
8 + -1x + 3x2 = 22

Solving for variable 'x'.

Reorder the terms:
8 + -22 + -1x + 3x2 = 22 + -22

Combine like terms: 8 + -22 = -14
-14 + -1x + 3x2 = 22 + -22

Combine like terms: 22 + -22 = 0
-14 + -1x + 3x2 = 0

Factor a trinomial.
(-2 + -1x)(7 + -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 '(7 + -3x)' equal to zero and attempt to solve: Simplifying 7 + -3x = 0 Solving 7 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3x = 0 + -7 -3x = 0 + -7 Combine like terms: 0 + -7 = -7 -3x = -7 Divide each side by '-3'. x = 2.333333333 Simplifying x = 2.333333333

Solution

x = {-2, 2.333333333}

See similar equations:

| 5h^3-40h^2=0 | | 0.85x=3200 | | 3y+5x=1 | | f(x)=1.5x+2.23 | | 2(5x-10)+35=85 | | e^2lnx-5x+6=0 | | 5(1/x^2)=500 | | 0.85x=6400 | | 7n-8+2n-3=2(7n+6)-4(6+n) | | 8g=9g+4 | | -5x-32=8(-4+5x)+6x | | 15y/15= | | 4a+6(5+5a)=-3a-(a+8) | | (-3,-7);m=-6/5 | | 7p-(4p-3)= | | 12x^6+16x^5+8x^4= | | 10-5(-n-9)= | | 54km+42mn-30kn= | | 100x+z=21y | | 18-1/3x=14 | | 0=(x+6) | | 4x^4+6x^3+10x= | | p=500-q | | x^2-4x=31 | | (4x+1)(x^3-3x^2+x-3)= | | (7x+1)(12x-9)-(-x+2)=0 | | P=2a+3bfora | | -7+9y+6-7y= | | 3(m-3)+5m+4=5m-8 | | (-2x+2y)-(3x-3y)= | | 4p+6-3= | | 12p+5p= |

Equations solver categories