2x^2+3x=250

Simple and best practice solution for 2x^2+3x=250 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 2x^2+3x=250 equation:


Simplifying
2x2 + 3x = 250

Reorder the terms:
3x + 2x2 = 250

Solving
3x + 2x2 = 250

Solving for variable 'x'.

Reorder the terms:
-250 + 3x + 2x2 = 250 + -250

Combine like terms: 250 + -250 = 0
-250 + 3x + 2x2 = 0

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

Divide each side by '2'.
-125 + 1.5x + x2 = 0

Move the constant term to the right:

Add '125' to each side of the equation.
-125 + 1.5x + 125 + x2 = 0 + 125

Reorder the terms:
-125 + 125 + 1.5x + x2 = 0 + 125

Combine like terms: -125 + 125 = 0
0 + 1.5x + x2 = 0 + 125
1.5x + x2 = 0 + 125

Combine like terms: 0 + 125 = 125
1.5x + x2 = 125

The x term is 1.5x.  Take half its coefficient (0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
1.5x + 0.5625 + x2 = 125 + 0.5625

Reorder the terms:
0.5625 + 1.5x + x2 = 125 + 0.5625

Combine like terms: 125 + 0.5625 = 125.5625
0.5625 + 1.5x + x2 = 125.5625

Factor a perfect square on the left side:
(x + 0.75)(x + 0.75) = 125.5625

Calculate the square root of the right side: 11.205467416

Break this problem into two subproblems by setting 
(x + 0.75) equal to 11.205467416 and -11.205467416.

Subproblem 1

x + 0.75 = 11.205467416 Simplifying x + 0.75 = 11.205467416 Reorder the terms: 0.75 + x = 11.205467416 Solving 0.75 + x = 11.205467416 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.75' to each side of the equation. 0.75 + -0.75 + x = 11.205467416 + -0.75 Combine like terms: 0.75 + -0.75 = 0.00 0.00 + x = 11.205467416 + -0.75 x = 11.205467416 + -0.75 Combine like terms: 11.205467416 + -0.75 = 10.455467416 x = 10.455467416 Simplifying x = 10.455467416

Subproblem 2

x + 0.75 = -11.205467416 Simplifying x + 0.75 = -11.205467416 Reorder the terms: 0.75 + x = -11.205467416 Solving 0.75 + x = -11.205467416 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.75' to each side of the equation. 0.75 + -0.75 + x = -11.205467416 + -0.75 Combine like terms: 0.75 + -0.75 = 0.00 0.00 + x = -11.205467416 + -0.75 x = -11.205467416 + -0.75 Combine like terms: -11.205467416 + -0.75 = -11.955467416 x = -11.955467416 Simplifying x = -11.955467416

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.455467416, -11.955467416}

See similar equations:

| 2b+7=8b-3 | | 6.25(x+0.333)=4.8(x-1.1) | | 4-5z=2 | | 7y+5=19+5y | | 106-7x=11x+22 | | 13-8x=203-43x | | x+15-26+6=179 | | 4a+b+3=36 | | 15y-4=10y+16 | | 144-5x=4x+6 | | 7.225(x-3.1)-2=0.554 | | 3a-7(2a-3)=3+6(3-2a) | | (x^2-6x+8)(x-8)=0 | | 2(4z-6)=42 | | (x^2-6x+8)*(x-8)=0 | | 4x+5(25x-325)=16 | | y=0.8x+0.6 | | 3(m+1)+2(m+2)=2 | | y=160-0 | | 5(2+a)=3(a+6) | | 3x-py-3y+px= | | 0=160-x | | 4y+-4y= | | 4x^2-21x+18=-8x+8 | | 1/3(y-18)=6 | | 2a+9=1a+5 | | 177=6x+5(5x-8) | | x^4-x^2=42 | | 7-3=2x+2 | | 14x-6=-2x+8 | | 3x^12+10=95 | | x^8+6x^4+9=0 |

Equations solver categories