3x+10+x^2=180

Simple and best practice solution for 3x+10+x^2=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 3x+10+x^2=180 equation:


Simplifying
3x + 10 + x2 = 180

Reorder the terms:
10 + 3x + x2 = 180

Solving
10 + 3x + x2 = 180

Solving for variable 'x'.

Reorder the terms:
10 + -180 + 3x + x2 = 180 + -180

Combine like terms: 10 + -180 = -170
-170 + 3x + x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-170 + 3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '170' to each side of the equation.
-170 + 3x + 170 + x2 = 0 + 170

Reorder the terms:
-170 + 170 + 3x + x2 = 0 + 170

Combine like terms: -170 + 170 = 0
0 + 3x + x2 = 0 + 170
3x + x2 = 0 + 170

Combine like terms: 0 + 170 = 170
3x + x2 = 170

The x term is 3x.  Take half its coefficient (1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
3x + 2.25 + x2 = 170 + 2.25

Reorder the terms:
2.25 + 3x + x2 = 170 + 2.25

Combine like terms: 170 + 2.25 = 172.25
2.25 + 3x + x2 = 172.25

Factor a perfect square on the left side:
(x + 1.5)(x + 1.5) = 172.25

Calculate the square root of the right side: 13.124404748

Break this problem into two subproblems by setting 
(x + 1.5) equal to 13.124404748 and -13.124404748.

Subproblem 1

x + 1.5 = 13.124404748 Simplifying x + 1.5 = 13.124404748 Reorder the terms: 1.5 + x = 13.124404748 Solving 1.5 + x = 13.124404748 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.5' to each side of the equation. 1.5 + -1.5 + x = 13.124404748 + -1.5 Combine like terms: 1.5 + -1.5 = 0.0 0.0 + x = 13.124404748 + -1.5 x = 13.124404748 + -1.5 Combine like terms: 13.124404748 + -1.5 = 11.624404748 x = 11.624404748 Simplifying x = 11.624404748

Subproblem 2

x + 1.5 = -13.124404748 Simplifying x + 1.5 = -13.124404748 Reorder the terms: 1.5 + x = -13.124404748 Solving 1.5 + x = -13.124404748 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.5' to each side of the equation. 1.5 + -1.5 + x = -13.124404748 + -1.5 Combine like terms: 1.5 + -1.5 = 0.0 0.0 + x = -13.124404748 + -1.5 x = -13.124404748 + -1.5 Combine like terms: -13.124404748 + -1.5 = -14.624404748 x = -14.624404748 Simplifying x = -14.624404748

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.624404748, -14.624404748}

See similar equations:

| 40x+100=180 | | 6x^3-12x^2-48x+30=0 | | (w)(w+8)(w+6)=480 | | 5x=7y-11 | | 14c=152 | | 21x^5-28x^4+3=0 | | -13q-4=7 | | v=rs+rt | | 5x-8x+2=0 | | 5(x+3)=6x+3 | | 3c-92=c | | (w)(w+8)(w+8)=480 | | (4x-9)(9x+6)=0 | | 3p-8=p | | -5u+y+8u=43 | | Y=.5(4)+5 | | 5u+y+8u=43 | | 3w-74=w | | (5x-3)-(2x-1)=180 | | 3(x-12)-12=26x-117 | | 5n+3=68 | | 3x+2x=6+8 | | 14g=56 | | 3t^3-7t^2-3t=7 | | 5y+3-3y=7 | | .18*x=90 | | 8m-14=12m+2 | | 5a+6-2a=20+2a | | 14+84+x=180 | | 16=2x+8z | | 6y-5(y-6)+4=5 | | 5s-6=-34+9s |

Equations solver categories