x+x+x(x+2)=675

Simple and best practice solution for x+x+x(x+2)=675 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+x+x(x+2)=675 equation:


Simplifying
x + x + x(x + 2) = 675

Reorder the terms:
x + x + x(2 + x) = 675
x + x + (2 * x + x * x) = 675
x + x + (2x + x2) = 675

Combine like terms: x + x = 2x
2x + 2x + x2 = 675

Combine like terms: 2x + 2x = 4x
4x + x2 = 675

Solving
4x + x2 = 675

Solving for variable 'x'.

Reorder the terms:
-675 + 4x + x2 = 675 + -675

Combine like terms: 675 + -675 = 0
-675 + 4x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '675' to each side of the equation.
-675 + 4x + 675 + x2 = 0 + 675

Reorder the terms:
-675 + 675 + 4x + x2 = 0 + 675

Combine like terms: -675 + 675 = 0
0 + 4x + x2 = 0 + 675
4x + x2 = 0 + 675

Combine like terms: 0 + 675 = 675
4x + x2 = 675

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = 675 + 4

Reorder the terms:
4 + 4x + x2 = 675 + 4

Combine like terms: 675 + 4 = 679
4 + 4x + x2 = 679

Factor a perfect square on the left side:
(x + 2)(x + 2) = 679

Calculate the square root of the right side: 26.057628442

Break this problem into two subproblems by setting 
(x + 2) equal to 26.057628442 and -26.057628442.

Subproblem 1

x + 2 = 26.057628442 Simplifying x + 2 = 26.057628442 Reorder the terms: 2 + x = 26.057628442 Solving 2 + x = 26.057628442 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 26.057628442 + -2 Combine like terms: 2 + -2 = 0 0 + x = 26.057628442 + -2 x = 26.057628442 + -2 Combine like terms: 26.057628442 + -2 = 24.057628442 x = 24.057628442 Simplifying x = 24.057628442

Subproblem 2

x + 2 = -26.057628442 Simplifying x + 2 = -26.057628442 Reorder the terms: 2 + x = -26.057628442 Solving 2 + x = -26.057628442 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -26.057628442 + -2 Combine like terms: 2 + -2 = 0 0 + x = -26.057628442 + -2 x = -26.057628442 + -2 Combine like terms: -26.057628442 + -2 = -28.057628442 x = -28.057628442 Simplifying x = -28.057628442

Solution

The solution to the problem is based on the solutions from the subproblems. x = {24.057628442, -28.057628442}

See similar equations:

| 3(x+x+2)=-342 | | -27=-18 | | -24=4y | | n-5+3n=7 | | 7-x=5-0.5x | | 5x-3-2x-1=87 | | 5+x/4=13 | | 4x+9+8x-3=3 | | -91=31y | | .04-.82=3 | | x+x(x+3*2)=675 | | h-5=10 | | 10x-5x+15=5x+5 | | 6(n-9)=8+7n | | 44+5+3m=58 | | x+x(x+2)=675 | | 5/(2x+3)-3/(x-2)=4/(2p+3) | | 4+5u+u= | | 0=-3x^2+5x-2 | | y=8x+12 | | -28-14x=7x | | 3r+3/6=5r-20/5 | | 2x(x-2)=3(x-10) | | 3(x+(x+2))=-342 | | 6(1-4x)=9(x+14) | | 10x+3x=x+2 | | 8x-2y+z=3x+4y-4 | | x^2+5=5.125 | | -18b+18=-19+3-16b | | 3k+16=66 | | 4-x+1= | | 0-5x+4=2-2x |

Equations solver categories