x^2+5x-202=0

Simple and best practice solution for x^2+5x-202=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 x^2+5x-202=0 equation:


Simplifying
x2 + 5x + -202 = 0

Reorder the terms:
-202 + 5x + x2 = 0

Solving
-202 + 5x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '202' to each side of the equation.
-202 + 5x + 202 + x2 = 0 + 202

Reorder the terms:
-202 + 202 + 5x + x2 = 0 + 202

Combine like terms: -202 + 202 = 0
0 + 5x + x2 = 0 + 202
5x + x2 = 0 + 202

Combine like terms: 0 + 202 = 202
5x + x2 = 202

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = 202 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 202 + 6.25

Combine like terms: 202 + 6.25 = 208.25
6.25 + 5x + x2 = 208.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 208.25

Calculate the square root of the right side: 14.43086969

Break this problem into two subproblems by setting 
(x + 2.5) equal to 14.43086969 and -14.43086969.

Subproblem 1

x + 2.5 = 14.43086969 Simplifying x + 2.5 = 14.43086969 Reorder the terms: 2.5 + x = 14.43086969 Solving 2.5 + x = 14.43086969 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = 14.43086969 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 14.43086969 + -2.5 x = 14.43086969 + -2.5 Combine like terms: 14.43086969 + -2.5 = 11.93086969 x = 11.93086969 Simplifying x = 11.93086969

Subproblem 2

x + 2.5 = -14.43086969 Simplifying x + 2.5 = -14.43086969 Reorder the terms: 2.5 + x = -14.43086969 Solving 2.5 + x = -14.43086969 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = -14.43086969 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -14.43086969 + -2.5 x = -14.43086969 + -2.5 Combine like terms: -14.43086969 + -2.5 = -16.93086969 x = -16.93086969 Simplifying x = -16.93086969

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.93086969, -16.93086969}

See similar equations:

| 0-3x-35y=14 | | x+168=228 | | Ix-1I=5x+10 | | 2(x+3)+2=22 | | 2/7x-4=1 | | F(x)=x^2-5(x)-50/x^2-16 | | 4(3r-1)=2 | | 13q-38=-3q | | 0.25+02(10-p)=0 | | X^4-5x^2=-36 | | 3x(4x-9)=5(2x-5) | | 2(3x+1)=4+5(7x-6) | | 12d+3=10 | | 70+60+3x-25=180 | | ln(x+2)=e^6 | | ln(x+2)=ln+6 | | 3/2x-1/8=1/8 | | 3(3n+3)=8(5n+2)+1 | | -4(q-6)=12 | | x-11=4(x+3) | | 5x+9-4x=6-5 | | 4(x^3-3x^2)=0 | | -1+2.7t=-14.5 | | 5(x-2)+6x=1 | | 2.5(-2)+y=-2 | | 8*4=(q*7)-(q*3) | | F(n)=84+16(n-1) | | 8(3n+4)=7(6n+7)+9 | | 4m-5.2=5.7m-8.43 | | (4)(x)(16.1-22)=y | | 2.5(w-1)=15 | | e^1+x=19 |

Equations solver categories