2.3x^2+0.7x-0.59=0

Simple and best practice solution for 2.3x^2+0.7x-0.59=0 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+0.7x-0.59=0 equation:


Simplifying
2.3x2 + 0.7x + -0.59 = 0

Reorder the terms:
-0.59 + 0.7x + 2.3x2 = 0

Solving
-0.59 + 0.7x + 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'.
-0.2565217391 + 0.3043478261x + x2 = 0

Move the constant term to the right:

Add '0.2565217391' to each side of the equation.
-0.2565217391 + 0.3043478261x + 0.2565217391 + x2 = 0 + 0.2565217391

Reorder the terms:
-0.2565217391 + 0.2565217391 + 0.3043478261x + x2 = 0 + 0.2565217391

Combine like terms: -0.2565217391 + 0.2565217391 = 0.0000000000
0.0000000000 + 0.3043478261x + x2 = 0 + 0.2565217391
0.3043478261x + x2 = 0 + 0.2565217391

Combine like terms: 0 + 0.2565217391 = 0.2565217391
0.3043478261x + x2 = 0.2565217391

The x term is 0.3043478261x.  Take half its coefficient (0.1521739131).
Square it (0.02315689983) and add it to both sides.

Add '0.02315689983' to each side of the equation.
0.3043478261x + 0.02315689983 + x2 = 0.2565217391 + 0.02315689983

Reorder the terms:
0.02315689983 + 0.3043478261x + x2 = 0.2565217391 + 0.02315689983

Combine like terms: 0.2565217391 + 0.02315689983 = 0.27967863893
0.02315689983 + 0.3043478261x + x2 = 0.27967863893

Factor a perfect square on the left side:
(x + 0.1521739131)(x + 0.1521739131) = 0.27967863893

Calculate the square root of the right side: 0.528846517

Break this problem into two subproblems by setting 
(x + 0.1521739131) equal to 0.528846517 and -0.528846517.

Subproblem 1

x + 0.1521739131 = 0.528846517 Simplifying x + 0.1521739131 = 0.528846517 Reorder the terms: 0.1521739131 + x = 0.528846517 Solving 0.1521739131 + x = 0.528846517 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.1521739131' to each side of the equation. 0.1521739131 + -0.1521739131 + x = 0.528846517 + -0.1521739131 Combine like terms: 0.1521739131 + -0.1521739131 = 0.0000000000 0.0000000000 + x = 0.528846517 + -0.1521739131 x = 0.528846517 + -0.1521739131 Combine like terms: 0.528846517 + -0.1521739131 = 0.3766726039 x = 0.3766726039 Simplifying x = 0.3766726039

Subproblem 2

x + 0.1521739131 = -0.528846517 Simplifying x + 0.1521739131 = -0.528846517 Reorder the terms: 0.1521739131 + x = -0.528846517 Solving 0.1521739131 + x = -0.528846517 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.1521739131' to each side of the equation. 0.1521739131 + -0.1521739131 + x = -0.528846517 + -0.1521739131 Combine like terms: 0.1521739131 + -0.1521739131 = 0.0000000000 0.0000000000 + x = -0.528846517 + -0.1521739131 x = -0.528846517 + -0.1521739131 Combine like terms: -0.528846517 + -0.1521739131 = -0.6810204301 x = -0.6810204301 Simplifying x = -0.6810204301

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.3766726039, -0.6810204301}

See similar equations:

| 6a+(7a-2)= | | 2(3x+2)=3-6x | | 14-7a=49 | | n/14=6 | | -x^2+4x=2 | | 39-3x=11+7x | | 4x+6=-48-5x | | 4x+6=48-5x | | 7+10x=16+x | | 7*x=10 | | 3x+241=13x-89 | | (8x-4)+(2x-4)= | | -2*e*6cd= | | -4b*-6b= | | 5x=2+4y | | x+78=1894 | | 5x-3=9+2x | | 11(x+9z)-5(x+9z)= | | (3x+7)-6=12x-(x+4)-(4x+5) | | 38.8x+4=12 | | 3(2x+1)-2(3-2x)=5(x-2) | | 3x+5x=240 | | 3t=3(t^2-2t+2) | | r/8=-7 | | 3/4m=5 | | f(x)=0.5x^2+2x-6 | | 10x^2+17+3=0 | | 3(1+1)=60 | | 5q+10=3q+2 | | 2q+10=2q+18 | | 5q+10=2q+18 | | 4(3a+7)+5(2a-2)= |

Equations solver categories