4x^2+10x+10x-25=

Simple and best practice solution for 4x^2+10x+10x-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 4x^2+10x+10x-25= equation:


Simplifying
4x2 + 10x + 10x + -25 = 0

Reorder the terms:
-25 + 10x + 10x + 4x2 = 0

Combine like terms: 10x + 10x = 20x
-25 + 20x + 4x2 = 0

Solving
-25 + 20x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
-6.25 + 5x + x2 = 0

Move the constant term to the right:

Add '6.25' to each side of the equation.
-6.25 + 5x + 6.25 + x2 = 0 + 6.25

Reorder the terms:
-6.25 + 6.25 + 5x + x2 = 0 + 6.25

Combine like terms: -6.25 + 6.25 = 0.00
0.00 + 5x + x2 = 0 + 6.25
5x + x2 = 0 + 6.25

Combine like terms: 0 + 6.25 = 6.25
5x + x2 = 6.25

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 = 6.25 + 6.25

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

Combine like terms: 6.25 + 6.25 = 12.5
6.25 + 5x + x2 = 12.5

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 12.5

Calculate the square root of the right side: 3.535533906

Break this problem into two subproblems by setting 
(x + 2.5) equal to 3.535533906 and -3.535533906.

Subproblem 1

x + 2.5 = 3.535533906 Simplifying x + 2.5 = 3.535533906 Reorder the terms: 2.5 + x = 3.535533906 Solving 2.5 + x = 3.535533906 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 = 3.535533906 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 3.535533906 + -2.5 x = 3.535533906 + -2.5 Combine like terms: 3.535533906 + -2.5 = 1.035533906 x = 1.035533906 Simplifying x = 1.035533906

Subproblem 2

x + 2.5 = -3.535533906 Simplifying x + 2.5 = -3.535533906 Reorder the terms: 2.5 + x = -3.535533906 Solving 2.5 + x = -3.535533906 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 = -3.535533906 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -3.535533906 + -2.5 x = -3.535533906 + -2.5 Combine like terms: -3.535533906 + -2.5 = -6.035533906 x = -6.035533906 Simplifying x = -6.035533906

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.035533906, -6.035533906}

See similar equations:

| 9x-4(x+5)=-20+5x | | 12y-12+5=2 | | -9x-6(40)=15 | | x*y^2+2y=4 | | 5(8-6n)+4n=248 | | -3x-22=20 | | 31-7(t+2)= | | .4X+.25(100-X)=220000*.32 | | -120=-8(3+4K) | | -9x=255 | | (X+2)*(2x-1)=9 | | .4X+.25(100-X)=220000 | | x-2x+8=2x+3x | | 14*15*1/3*(6-3) | | -60-10x=90 | | .4X+.25(100-X)=70000 | | 3x+b=56 | | 4x^3+48x^2+96x=-180 | | 12-11a=12 | | .4X+.25(70000-X)=.32 | | 12x-52=-136 | | 5-1.6y=4.2-0.6y | | .4X+.25(100-X)=.32 | | 12x-52=-36 | | -8-7(y+20)= | | 3*3.2+1=y | | 4(3x+3+2x)=146 | | 0=4x^2+40x-150 | | 17x=-36 | | 3(y-2)=7y+6 | | 1/x-1-3/x=-1/x-1 | | 2-10x-8x+2= |

Equations solver categories