5x+x^2=59

Simple and best practice solution for 5x+x^2=59 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 5x+x^2=59 equation:


Simplifying
5x + x2 = 59

Solving
5x + x2 = 59

Solving for variable 'x'.

Reorder the terms:
-59 + 5x + x2 = 59 + -59

Combine like terms: 59 + -59 = 0
-59 + 5x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '59' to each side of the equation.
-59 + 5x + 59 + x2 = 0 + 59

Reorder the terms:
-59 + 59 + 5x + x2 = 0 + 59

Combine like terms: -59 + 59 = 0
0 + 5x + x2 = 0 + 59
5x + x2 = 0 + 59

Combine like terms: 0 + 59 = 59
5x + x2 = 59

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 = 59 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 59 + 6.25

Combine like terms: 59 + 6.25 = 65.25
6.25 + 5x + x2 = 65.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 65.25

Calculate the square root of the right side: 8.077747211

Break this problem into two subproblems by setting 
(x + 2.5) equal to 8.077747211 and -8.077747211.

Subproblem 1

x + 2.5 = 8.077747211 Simplifying x + 2.5 = 8.077747211 Reorder the terms: 2.5 + x = 8.077747211 Solving 2.5 + x = 8.077747211 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 = 8.077747211 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 8.077747211 + -2.5 x = 8.077747211 + -2.5 Combine like terms: 8.077747211 + -2.5 = 5.577747211 x = 5.577747211 Simplifying x = 5.577747211

Subproblem 2

x + 2.5 = -8.077747211 Simplifying x + 2.5 = -8.077747211 Reorder the terms: 2.5 + x = -8.077747211 Solving 2.5 + x = -8.077747211 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 = -8.077747211 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -8.077747211 + -2.5 x = -8.077747211 + -2.5 Combine like terms: -8.077747211 + -2.5 = -10.577747211 x = -10.577747211 Simplifying x = -10.577747211

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.577747211, -10.577747211}

See similar equations:

| x+4x-990=0 | | 8x-3x-x= | | 2x=sin(2x+60) | | 2*(a+8)=42+a | | cos(2x)+3cosx=1 | | cos(2x)+3cosx=0 | | 3a+2+2a+1+a+3=18 | | 7x+5z=2+5y | | 4(x+1)-5(x+6)=3x+2 | | 4s^2+34s-120=0 | | Area=4pi | | 5(3x+4)-2(4x-3)=40 | | -20x^2+35x+75=0 | | 12/15=w-3/5 | | s/5.3=2.6 | | (1+4y)(2y+3)= | | 2x*3y=29*(x+y) | | 12x+8=3600 | | 96/n=-16 | | 8/-20=10 | | (2x-3y+1)dx+(3x-2y+1)dy=0 | | 9d=99 | | r/12=-3 | | z+21=-3 | | 2x-5/3=2x-1 | | v-56=19 | | -9+q=0 | | x*(1.5/100)=30000 | | x*1.5/100=30000 | | 2/3(4x-1)-(4x-1/2-3x/2)=x/2-7/2 | | 4sin^3x-3sinx=0 | | 2/3(4x-1)-(4x-1/2-3x/2)= |

Equations solver categories