2.3x^2-0.1x-1.2=

Simple and best practice solution for 2.3x^2-0.1x-1.2= 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 2.3x^2-0.1x-1.2= equation:


Simplifying
2.3x2 + -0.1x + -1.2 = 0

Reorder the terms:
-1.2 + -0.1x + 2.3x2 = 0

Solving
-1.2 + -0.1x + 2.3x2 = 0

Solving for variable 'x'.

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

Divide each side by '2.3'.
-0.5217391304 + -0.04347826087x + x2 = 0

Move the constant term to the right:

Add '0.5217391304' to each side of the equation.
-0.5217391304 + -0.04347826087x + 0.5217391304 + x2 = 0 + 0.5217391304

Reorder the terms:
-0.5217391304 + 0.5217391304 + -0.04347826087x + x2 = 0 + 0.5217391304

Combine like terms: -0.5217391304 + 0.5217391304 = 0.0000000000
0.0000000000 + -0.04347826087x + x2 = 0 + 0.5217391304
-0.04347826087x + x2 = 0 + 0.5217391304

Combine like terms: 0 + 0.5217391304 = 0.5217391304
-0.04347826087x + x2 = 0.5217391304

The x term is -0.04347826087x.  Take half its coefficient (-0.02173913044).
Square it (0.0004725897923) and add it to both sides.

Add '0.0004725897923' to each side of the equation.
-0.04347826087x + 0.0004725897923 + x2 = 0.5217391304 + 0.0004725897923

Reorder the terms:
0.0004725897923 + -0.04347826087x + x2 = 0.5217391304 + 0.0004725897923

Combine like terms: 0.5217391304 + 0.0004725897923 = 0.5222117201923
0.0004725897923 + -0.04347826087x + x2 = 0.5222117201923

Factor a perfect square on the left side:
(x + -0.02173913044)(x + -0.02173913044) = 0.5222117201923

Calculate the square root of the right side: 0.72264218

Break this problem into two subproblems by setting 
(x + -0.02173913044) equal to 0.72264218 and -0.72264218.

Subproblem 1

x + -0.02173913044 = 0.72264218 Simplifying x + -0.02173913044 = 0.72264218 Reorder the terms: -0.02173913044 + x = 0.72264218 Solving -0.02173913044 + x = 0.72264218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.02173913044' to each side of the equation. -0.02173913044 + 0.02173913044 + x = 0.72264218 + 0.02173913044 Combine like terms: -0.02173913044 + 0.02173913044 = 0.00000000000 0.00000000000 + x = 0.72264218 + 0.02173913044 x = 0.72264218 + 0.02173913044 Combine like terms: 0.72264218 + 0.02173913044 = 0.74438131044 x = 0.74438131044 Simplifying x = 0.74438131044

Subproblem 2

x + -0.02173913044 = -0.72264218 Simplifying x + -0.02173913044 = -0.72264218 Reorder the terms: -0.02173913044 + x = -0.72264218 Solving -0.02173913044 + x = -0.72264218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.02173913044' to each side of the equation. -0.02173913044 + 0.02173913044 + x = -0.72264218 + 0.02173913044 Combine like terms: -0.02173913044 + 0.02173913044 = 0.00000000000 0.00000000000 + x = -0.72264218 + 0.02173913044 x = -0.72264218 + 0.02173913044 Combine like terms: -0.72264218 + 0.02173913044 = -0.70090304956 x = -0.70090304956 Simplifying x = -0.70090304956

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.74438131044, -0.70090304956}

See similar equations:

| 8(x+4)=5x-11 | | 20x-15+38z=0 | | 2a-6b=-34 | | 4/3(12x-24)=x-5(6-2x) | | 1500=25(n+40) | | 4X+10+x=15 | | 3x+32=-11 | | 103+2x+3x+10+12= | | 5x-7y=5 | | y+2*2y-3= | | 2w^2+5-250=0 | | 2(-2+w)=18 | | -3(s+6)=18 | | x+2(x+1)=17 | | 4(r+5)=23 | | w(w)-8w=0 | | .5x+.25y=.75 | | 6-2x+7x=41 | | 4x-5y=3/4 | | 4x(5x+1)= | | -3[w+4]=4w-5 | | y=1/4(-6)-3/4 | | 5x+1*4x= | | 19.6=4.9t^2+(14.7)t+c | | 10-5x-6x=89 | | 11x-8y+13=0 | | (8x+1)-(2+9)=102 | | y=2/3(-18)-12 | | r(r+5)=23 | | y=-5(1/2)-7 | | (17b-3)-8(2b+2)=-2 | | -10=x+5x+4 |

Equations solver categories