(3x-2)+(x^2-4x)=28

Simple and best practice solution for (3x-2)+(x^2-4x)=28 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^2-4x)=28 equation:


Simplifying
(3x + -2) + (x2 + -4x) = 28

Reorder the terms:
(-2 + 3x) + (x2 + -4x) = 28

Remove parenthesis around (-2 + 3x)
-2 + 3x + (x2 + -4x) = 28

Reorder the terms:
-2 + 3x + (-4x + x2) = 28

Remove parenthesis around (-4x + x2)
-2 + 3x + -4x + x2 = 28

Combine like terms: 3x + -4x = -1x
-2 + -1x + x2 = 28

Solving
-2 + -1x + x2 = 28

Solving for variable 'x'.

Reorder the terms:
-2 + -28 + -1x + x2 = 28 + -28

Combine like terms: -2 + -28 = -30
-30 + -1x + x2 = 28 + -28

Combine like terms: 28 + -28 = 0
-30 + -1x + x2 = 0

Factor a trinomial.
(-5 + -1x)(6 + -1x) = 0

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 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 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-5, 6}

See similar equations:

| 8x-4(1-6x)=8(4x-3) | | 5x+4=2x+1 | | 0.50x+0.50x=4 | | 3(x-6)=4(x+2)-21 | | -6x^2+x+2=0 | | D-8=-20 | | -x+21=2x+3 | | 0.25x+0.25x=4 | | 4x-12y-6=0 | | 16-3y+4y=26 | | X=F-K+o | | -9(x-8)-(6+7x)=-17x | | 3(x^2)=33 | | .07x+.11(4x)=3100 | | (x+4)(x-15)-6x= | | -4x+4=22+2x | | 15x^4-x^3-2x^2=0 | | -1(x^2+9x-4)=0 | | 6+.5x=-40 | | -16-2x=6-x | | 14+x=3a+ab | | 16x^3y^2-10x^3y-14x^2y= | | 3a+1=-3.6a+3.6 | | 4+3m=m+10 | | 12(3x+4)-5(2x-3)=6x-57 | | x+9=2x+4 | | F=Kx-Ko | | 6+.5x=14 | | 6+3x=5x-2 | | 2w^2=14w | | -1(x^2-9x+4)=0 | | -x+19=2x+4 |

Equations solver categories