2x+1(x^2-25)=

Simple and best practice solution for 2x+1(x^2-25)= 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+1(x^2-25)= equation:


Simplifying
2x + 1(x2 + -25) = 0

Reorder the terms:
2x + 1(-25 + x2) = 0
2x + (-25 * 1 + x2 * 1) = 0
2x + (-25 + 1x2) = 0

Reorder the terms:
-25 + 2x + 1x2 = 0

Solving
-25 + 2x + 1x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '25' to each side of the equation.
-25 + 2x + 25 + x2 = 0 + 25

Reorder the terms:
-25 + 25 + 2x + x2 = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 2x + x2 = 0 + 25
2x + x2 = 0 + 25

Combine like terms: 0 + 25 = 25
2x + x2 = 25

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = 25 + 1

Reorder the terms:
1 + 2x + x2 = 25 + 1

Combine like terms: 25 + 1 = 26
1 + 2x + x2 = 26

Factor a perfect square on the left side:
(x + 1)(x + 1) = 26

Calculate the square root of the right side: 5.099019514

Break this problem into two subproblems by setting 
(x + 1) equal to 5.099019514 and -5.099019514.

Subproblem 1

x + 1 = 5.099019514 Simplifying x + 1 = 5.099019514 Reorder the terms: 1 + x = 5.099019514 Solving 1 + x = 5.099019514 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 5.099019514 + -1 Combine like terms: 1 + -1 = 0 0 + x = 5.099019514 + -1 x = 5.099019514 + -1 Combine like terms: 5.099019514 + -1 = 4.099019514 x = 4.099019514 Simplifying x = 4.099019514

Subproblem 2

x + 1 = -5.099019514 Simplifying x + 1 = -5.099019514 Reorder the terms: 1 + x = -5.099019514 Solving 1 + x = -5.099019514 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -5.099019514 + -1 Combine like terms: 1 + -1 = 0 0 + x = -5.099019514 + -1 x = -5.099019514 + -1 Combine like terms: -5.099019514 + -1 = -6.099019514 x = -6.099019514 Simplifying x = -6.099019514

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.099019514, -6.099019514}

See similar equations:

| y^2-25y+134=0 | | 3q^2+10q+3=0 | | 4(x-5)=(x+100) | | 4(x-5)=(x-100) | | 11/641=33/x | | -7r^2+140-700=0 | | 7x(2x-3)-5y(2x-3)= | | 6/7y-6=42 | | 641/11=33/x | | .6x-3.8=.4 | | -3(t-2)+7t=6t-8 | | 200x=50x^2 | | 60/100=287/x | | 5k^2+9k+4=0 | | 15y-4(2y-3)=2 | | -7x+18=-10 | | 5x+8=10x-8 | | az-13=7 | | 25ab+50ac+200a= | | 100/60=287/x | | 25x-2=35x+6 | | 5x-20=4x+16 | | -2y+10=-2(3y+9) | | 4y^2+28y+49= | | -11+21=-5(x+7) | | 16+6^2/4 | | 7=8x-2 | | -8y-6=-7y-8 | | 3x^3-24x+9=0 | | 2(3x+9)=-48+36 | | 44x+120=0 | | 35=5x+10 |

Equations solver categories