4x^2-31x+39=-4x+4

Simple and best practice solution for 4x^2-31x+39=-4x+4 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 4x^2-31x+39=-4x+4 equation: 


Simplifying
4x2 + -31x + 39 = -4x + 4

Reorder the terms:
39 + -31x + 4x2 = -4x + 4

Reorder the terms:
39 + -31x + 4x2 = 4 + -4x

Solving
39 + -31x + 4x2 = 4 + -4x

Solving for variable 'x'.

Reorder the terms:
39 + -4 + -31x + 4x + 4x2 = 4 + -4x + -4 + 4x

Combine like terms: 39 + -4 = 35
35 + -31x + 4x + 4x2 = 4 + -4x + -4 + 4x

Combine like terms: -31x + 4x = -27x
35 + -27x + 4x2 = 4 + -4x + -4 + 4x

Reorder the terms:
35 + -27x + 4x2 = 4 + -4 + -4x + 4x

Combine like terms: 4 + -4 = 0
35 + -27x + 4x2 = 0 + -4x + 4x
35 + -27x + 4x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
35 + -27x + 4x2 = 0

Factor a trinomial.
(7 + -4x)(5 + -1x) = 0


Subproblem 1
Set the factor '(7 + -4x)' equal to zero and attempt to solve:

Simplifying
7 + -4x = 0

Solving
7 + -4x = 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 + -4x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -4x = 0 + -7
-4x = 0 + -7

Combine like terms: 0 + -7 = -7
-4x = -7

Divide each side by '-4'.
x = 1.75

Simplifying
x = 1.75

Subproblem 2
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
Solution
x = {1.75, 5}

See similar equations:

| 14x-8=-64 | | d-11=3d-7 | | 2000x+500000=0 | | 2x-2=4x-48 | | 7z^2+2=1577 | | 60=-16x^2+64x | | 5n=29-56n | | 4i(x+yi)=8 | | x^2+15x+13=7x+1 | | -x^2-8x+8=0 | | 0.4x+3.9+3.5x=5.78 | | 11x+7y+8x-9x+y-2x= | | 25a+10= | | x^2-10x+28=4 | | y=sqrt(x+1) | | x^2-15x+29=-3x+2 | | 7x-9w+3x+9y+4y+5w= | | 6x+4=-2x+12 | | r+11+8r=29 | | 30x+17=15x+197 | | 4(3+5x)=16x-56-4(2x-1) | | 26x-12=14x+72 | | (k-1)x^2+(k+4)x+(k+7)=0 | | 6x-2x+4=12 | | 11a+7d-7a-5d+1= | | 5(p+10)=4(p-10-p) | | 3x-(-4)=20 | | -2y+(-1)=-3y+(-2) | | 3y=-5x-30 | | log(x+14)=log(x)+log(14) | | 8x-5w+3x+7y+2y+2w= | | 9x+3y+4y+9y+x= |

Equations solver categories