2(X^2)+X=.44

Simple and best practice solution for 2(X^2)+X=.44 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 2(X^2)+X=.44 equation:


Simplifying
2(X2) + X = 0.44

Reorder the terms:
X + 2X2 = 0.44

Solving
X + 2X2 = 0.44

Solving for variable 'X'.

Reorder the terms:
-0.44 + X + 2X2 = 0.44 + -0.44

Combine like terms: 0.44 + -0.44 = 0.00
-0.44 + X + 2X2 = 0.00

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
-0.22 + 0.5X + X2 = 0.00

Move the constant term to the right:

Add '0.22' to each side of the equation.
-0.22 + 0.5X + 0.22 + X2 = 0.00 + 0.22

Reorder the terms:
-0.22 + 0.22 + 0.5X + X2 = 0.00 + 0.22

Combine like terms: -0.22 + 0.22 = 0.00
0.00 + 0.5X + X2 = 0.00 + 0.22
0.5X + X2 = 0.00 + 0.22

Combine like terms: 0.00 + 0.22 = 0.22
0.5X + X2 = 0.22

The X term is X.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
0.5X + 0.25 + X2 = 0.22 + 0.25

Reorder the terms:
0.25 + 0.5X + X2 = 0.22 + 0.25

Combine like terms: 0.22 + 0.25 = 0.47
0.25 + 0.5X + X2 = 0.47

Factor a perfect square on the left side:
(X + 0.5)(X + 0.5) = 0.47

Calculate the square root of the right side: 0.68556546

Break this problem into two subproblems by setting 
(X + 0.5) equal to 0.68556546 and -0.68556546.

Subproblem 1

X + 0.5 = 0.68556546 Simplifying X + 0.5 = 0.68556546 Reorder the terms: 0.5 + X = 0.68556546 Solving 0.5 + X = 0.68556546 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + X = 0.68556546 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + X = 0.68556546 + -0.5 X = 0.68556546 + -0.5 Combine like terms: 0.68556546 + -0.5 = 0.18556546 X = 0.18556546 Simplifying X = 0.18556546

Subproblem 2

X + 0.5 = -0.68556546 Simplifying X + 0.5 = -0.68556546 Reorder the terms: 0.5 + X = -0.68556546 Solving 0.5 + X = -0.68556546 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + X = -0.68556546 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + X = -0.68556546 + -0.5 X = -0.68556546 + -0.5 Combine like terms: -0.68556546 + -0.5 = -1.18556546 X = -1.18556546 Simplifying X = -1.18556546

Solution

The solution to the problem is based on the solutions from the subproblems. X = {0.18556546, -1.18556546}

See similar equations:

| 2x-4y+3=19 | | .5x+5=8.5 | | 6x8/15 | | 4/w=-8 | | x^4+3x^3-9x^2-23x-12=0 | | y=x^4+3x^3-9x^2-23x-12 | | 1/2a+1/4b-1/4a+3/4b | | qd=1600-50p | | 3t/10=6 | | (y^7)/(y+2)*(8y+16)/(y^9) | | q=100+5p | | m^4-38m^2+72= | | q=20+p | | x+9+x+12+x-3=180 | | x^2+2=12 | | -17-5x=2x+10 | | x+20+2x-11+90=180 | | 8x-(4x+4)=16 | | Log(x+12)-logx=1 | | x+13+2x+2x-8=180 | | X=9y+3 | | 2x+6y=96 | | y=6x^5+12x^3+6x^2-6x^3+7 | | 4(2t+1)=2(6t+5) | | 4(2t+1)=2(26t+5) | | 25x-4-19x=2(3x-4)+4 | | (8+9i)= | | 4(x+y)-2(x-9)+4= | | 0.07x=2000 | | -4/5=8/1x | | 3x/5+7y/4 | | 5/4(3x-1/2)-2/3=7/3 |

Equations solver categories