0=-2x^2-2x+4

Simple and best practice solution for 0=-2x^2-2x+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 0=-2x^2-2x+4 equation: 


Simplifying
0 = -2x2 + -2x + 4

Reorder the terms:
0 = 4 + -2x + -2x2

Solving
0 = 4 + -2x + -2x2

Solving for variable 'x'.

Combine like terms: 0 + -4 = -4
-4 + 2x + 2x2 = 4 + -2x + -2x2 + -4 + 2x + 2x2

Reorder the terms:
-4 + 2x + 2x2 = 4 + -4 + -2x + 2x + -2x2 + 2x2

Combine like terms: 4 + -4 = 0
-4 + 2x + 2x2 = 0 + -2x + 2x + -2x2 + 2x2
-4 + 2x + 2x2 = -2x + 2x + -2x2 + 2x2

Combine like terms: -2x + 2x = 0
-4 + 2x + 2x2 = 0 + -2x2 + 2x2
-4 + 2x + 2x2 = -2x2 + 2x2

Combine like terms: -2x2 + 2x2 = 0
-4 + 2x + 2x2 = 0

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

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

Ignore the factor 2.

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 '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 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 + -1x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = 0 + -1
-1x = 0 + -1

Combine like terms: 0 + -1 = -1
-1x = -1

Divide each side by '-1'.
x = 1

Simplifying
x = 1
Solution
x = {-2, 1}

See similar equations:

| 3w-19=-34-16w | | z-17=16 | | -3y-2=4-2y | | 3x-4=16+2x | | 10=8p-8-7p | | -9h+8=71 | | 10x+8=16x+12 | | h-6.5= | | 4=-7n+6-2 | | 2x^2+2x=17 | | -8b-14+5b=1 | | 5-6[2t-2(t+3)]=8+t | | 5+w=10 | | Z^4-1+i=0 | | M(m^2-2)=17 | | Z^4=1-i | | 2x^3+10=5x^2+25 | | a/1-3=-3 | | -2(3-1.2n)=-0.5 | | 11(-15x-14)= | | 19x+29=86 | | 3x+15=9x-9 | | 1-14x+8+5x= | | 3.21*7= | | Y=x(x)+13x+12 | | 13m+84=-3(1-14m) | | 3x+4x=7x+3 | | 5y=10y+6+3y | | -3+2x=0 | | 9-4y=3-5y | | (4x-1)+(9x+8)= | | x+.15x=24000 |

Equations solver categories