0=2x^2+4x-198

Simple and best practice solution for 0=2x^2+4x-198 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+4x-198 equation: 


Simplifying
0 = 2x2 + 4x + -198

Reorder the terms:
0 = -198 + 4x + 2x2

Solving
0 = -198 + 4x + 2x2

Solving for variable 'x'.

Combine like terms: 0 + 198 = 198
198 + -4x + -2x2 = -198 + 4x + 2x2 + 198 + -4x + -2x2

Reorder the terms:
198 + -4x + -2x2 = -198 + 198 + 4x + -4x + 2x2 + -2x2

Combine like terms: -198 + 198 = 0
198 + -4x + -2x2 = 0 + 4x + -4x + 2x2 + -2x2
198 + -4x + -2x2 = 4x + -4x + 2x2 + -2x2

Combine like terms: 4x + -4x = 0
198 + -4x + -2x2 = 0 + 2x2 + -2x2
198 + -4x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
198 + -4x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(99 + -2x + -1x2) = 0

Factor a trinomial.
2((9 + -1x)(11 + x)) = 0

Ignore the factor 2.

Subproblem 1
Set the factor '(9 + -1x)' equal to zero and attempt to solve:

Simplifying
9 + -1x = 0

Solving
9 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + -9 + -1x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 0 + -9
-1x = 0 + -9

Combine like terms: 0 + -9 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

Subproblem 2
Set the factor '(11 + x)' equal to zero and attempt to solve:

Simplifying
11 + x = 0

Solving
11 + x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-11' to each side of the equation.
11 + -11 + x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + x = 0 + -11
x = 0 + -11

Combine like terms: 0 + -11 = -11
x = -11

Simplifying
x = -11
Solution
x = {9, -11}

See similar equations:

| 9*n=-8 | | 2(x+3)=4x+8 | | 2q/3+5/q-q/6=5q/6-2/18 | | 2/3y=-3-1/2x | | 3+5(x-2)=18 | | 9(t-2)+3t=6(2t+4)-10 | | u/2-10=4 | | 3x=2-2/3y | | t-3.5=1.4+1.3 | | p+2(p-1)=2 | | 4r^2-5=59 | | 1/2+6a-18=0 | | ln(x^2-x)=2 | | x[x+4]+x[x-3]= | | 3.14x^2=60 | | 20x+5=24x | | n+16=-6 | | 5x^2+x-3=1 | | 8c+c+c= | | 9z+1=10z-6 | | 9y+3=6y+15 | | 10+x=6+x+3 | | 2x^3+5x^2+6x=0 | | .20*(2-y)+50=(90*.40) | | -12=2y-4 | | 7x+4y-6(7x-8y+4z)= | | x^2+8x+16=64 | | 0.52x^3+0.6x^2-11x+9=0 | | 4[x-3]+2[5-x]= | | 5x^2+5x-4=0 | | .20*(2-y)+50=(90*2) | | 9=14+m/2 |

Equations solver categories