x^2-6x+2x-3+9x+27=180

Simple and best practice solution for x^2-6x+2x-3+9x+27=180 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^2-6x+2x-3+9x+27=180 equation:


Simplifying
x2 + -6x + 2x + -3 + 9x + 27 = 180

Reorder the terms:
-3 + 27 + -6x + 2x + 9x + x2 = 180

Combine like terms: -3 + 27 = 24
24 + -6x + 2x + 9x + x2 = 180

Combine like terms: -6x + 2x = -4x
24 + -4x + 9x + x2 = 180

Combine like terms: -4x + 9x = 5x
24 + 5x + x2 = 180

Solving
24 + 5x + x2 = 180

Solving for variable 'x'.

Reorder the terms:
24 + -180 + 5x + x2 = 180 + -180

Combine like terms: 24 + -180 = -156
-156 + 5x + x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-156 + 5x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '156' to each side of the equation.
-156 + 5x + 156 + x2 = 0 + 156

Reorder the terms:
-156 + 156 + 5x + x2 = 0 + 156

Combine like terms: -156 + 156 = 0
0 + 5x + x2 = 0 + 156
5x + x2 = 0 + 156

Combine like terms: 0 + 156 = 156
5x + x2 = 156

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 = 156 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 156 + 6.25

Combine like terms: 156 + 6.25 = 162.25
6.25 + 5x + x2 = 162.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 162.25

Calculate the square root of the right side: 12.737739203

Break this problem into two subproblems by setting 
(x + 2.5) equal to 12.737739203 and -12.737739203.

Subproblem 1

x + 2.5 = 12.737739203 Simplifying x + 2.5 = 12.737739203 Reorder the terms: 2.5 + x = 12.737739203 Solving 2.5 + x = 12.737739203 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 = 12.737739203 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 12.737739203 + -2.5 x = 12.737739203 + -2.5 Combine like terms: 12.737739203 + -2.5 = 10.237739203 x = 10.237739203 Simplifying x = 10.237739203

Subproblem 2

x + 2.5 = -12.737739203 Simplifying x + 2.5 = -12.737739203 Reorder the terms: 2.5 + x = -12.737739203 Solving 2.5 + x = -12.737739203 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 = -12.737739203 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -12.737739203 + -2.5 x = -12.737739203 + -2.5 Combine like terms: -12.737739203 + -2.5 = -15.237739203 x = -15.237739203 Simplifying x = -15.237739203

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.237739203, -15.237739203}

See similar equations:

| 3x+7=10+8x | | 6x+9=4x-6 | | c/0.4=1.76 | | 2x^2+10y=-9 | | c/0.=1.76 | | 0=-0.04x^2+0.25x+33.59 | | 13v-6.5=-2.3v+8.3 | | 9x^3+12x^2-14x=0 | | 0=1.3333333333333333333333333333333333x | | 0=1.33333333333333333333z | | 48y8z10/18v4z7 | | 3x+4-2x+7=-9 | | 2x/3-4=2x-1/5 | | 15/2=60/n | | 8(3c-4)+(-16c)=16 | | 8x+17=6x+39 | | x^6-2*x^5+4*x^4-8*x^3+16*x^2+32*x+64=0 | | 15x+2=6x+20 | | Z=2x/y | | m(t)=-0.009t^2+0.2t | | ln(3x-1)=1/3 | | 4x-4y=-10 | | 9x^4-36x^6= | | s(10s+1)=9 | | (6*f-31)/7 | | v(11v+1)=10 | | x(y+y)=154 | | b-29.14=-17.73 | | 1+1=500 | | 7.6=5x+3.6 | | 18.85+0.26h=18.85 | | 5(2x+14)=2(3x+31) |

Equations solver categories