(x^2+1)+(4x+3)+(2x^2+3x-2)=360

Simple and best practice solution for (x^2+1)+(4x+3)+(2x^2+3x-2)=360 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+1)+(4x+3)+(2x^2+3x-2)=360 equation:


Simplifying
(x2 + 1) + (4x + 3) + (2x2 + 3x + -2) = 360

Reorder the terms:
(1 + x2) + (4x + 3) + (2x2 + 3x + -2) = 360

Remove parenthesis around (1 + x2)
1 + x2 + (4x + 3) + (2x2 + 3x + -2) = 360

Reorder the terms:
1 + x2 + (3 + 4x) + (2x2 + 3x + -2) = 360

Remove parenthesis around (3 + 4x)
1 + x2 + 3 + 4x + (2x2 + 3x + -2) = 360

Reorder the terms:
1 + x2 + 3 + 4x + (-2 + 3x + 2x2) = 360

Remove parenthesis around (-2 + 3x + 2x2)
1 + x2 + 3 + 4x + -2 + 3x + 2x2 = 360

Reorder the terms:
1 + 3 + -2 + 4x + 3x + x2 + 2x2 = 360

Combine like terms: 1 + 3 = 4
4 + -2 + 4x + 3x + x2 + 2x2 = 360

Combine like terms: 4 + -2 = 2
2 + 4x + 3x + x2 + 2x2 = 360

Combine like terms: 4x + 3x = 7x
2 + 7x + x2 + 2x2 = 360

Combine like terms: x2 + 2x2 = 3x2
2 + 7x + 3x2 = 360

Solving
2 + 7x + 3x2 = 360

Solving for variable 'x'.

Reorder the terms:
2 + -360 + 7x + 3x2 = 360 + -360

Combine like terms: 2 + -360 = -358
-358 + 7x + 3x2 = 360 + -360

Combine like terms: 360 + -360 = 0
-358 + 7x + 3x2 = 0

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

Divide each side by '3'.
-119.3333333 + 2.333333333x + x2 = 0

Move the constant term to the right:

Add '119.3333333' to each side of the equation.
-119.3333333 + 2.333333333x + 119.3333333 + x2 = 0 + 119.3333333

Reorder the terms:
-119.3333333 + 119.3333333 + 2.333333333x + x2 = 0 + 119.3333333

Combine like terms: -119.3333333 + 119.3333333 = 0.0000000
0.0000000 + 2.333333333x + x2 = 0 + 119.3333333
2.333333333x + x2 = 0 + 119.3333333

Combine like terms: 0 + 119.3333333 = 119.3333333
2.333333333x + x2 = 119.3333333

The x term is 2.333333333x.  Take half its coefficient (1.166666667).
Square it (1.361111112) and add it to both sides.

Add '1.361111112' to each side of the equation.
2.333333333x + 1.361111112 + x2 = 119.3333333 + 1.361111112

Reorder the terms:
1.361111112 + 2.333333333x + x2 = 119.3333333 + 1.361111112

Combine like terms: 119.3333333 + 1.361111112 = 120.694444412
1.361111112 + 2.333333333x + x2 = 120.694444412

Factor a perfect square on the left side:
(x + 1.166666667)(x + 1.166666667) = 120.694444412

Calculate the square root of the right side: 10.98610233

Break this problem into two subproblems by setting 
(x + 1.166666667) equal to 10.98610233 and -10.98610233.

Subproblem 1

x + 1.166666667 = 10.98610233 Simplifying x + 1.166666667 = 10.98610233 Reorder the terms: 1.166666667 + x = 10.98610233 Solving 1.166666667 + x = 10.98610233 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.166666667' to each side of the equation. 1.166666667 + -1.166666667 + x = 10.98610233 + -1.166666667 Combine like terms: 1.166666667 + -1.166666667 = 0.000000000 0.000000000 + x = 10.98610233 + -1.166666667 x = 10.98610233 + -1.166666667 Combine like terms: 10.98610233 + -1.166666667 = 9.819435663 x = 9.819435663 Simplifying x = 9.819435663

Subproblem 2

x + 1.166666667 = -10.98610233 Simplifying x + 1.166666667 = -10.98610233 Reorder the terms: 1.166666667 + x = -10.98610233 Solving 1.166666667 + x = -10.98610233 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.166666667' to each side of the equation. 1.166666667 + -1.166666667 + x = -10.98610233 + -1.166666667 Combine like terms: 1.166666667 + -1.166666667 = 0.000000000 0.000000000 + x = -10.98610233 + -1.166666667 x = -10.98610233 + -1.166666667 Combine like terms: -10.98610233 + -1.166666667 = -12.152768997 x = -12.152768997 Simplifying x = -12.152768997

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.819435663, -12.152768997}

See similar equations:

| -6p-2(2-6p)=4(p-5)-16 | | 3y^2-5y+4=0 | | X^3+3x-28=0 | | x^2+2x=o | | X-16*3=x | | A=4*4 | | t^2+7t=18 | | x^2+12x-67=0 | | A=0.86x^2/2 | | (2×1/4y)^2 | | 278=2l+2*85 | | 0.86x^(2)/2 | | 7885=l*83 | | 288=2l+2*62 | | x*6-31=47 | | 2/15x20 | | a/4-1=15 | | a/41=15 | | -0.00458y+1.7787=13.002y-1.005 | | x^2y^2=4x^2+7xy+2y^2 | | 0.09p=2100 | | -2+-2x=-11+1x | | 0.07p=2100 | | -3(3x+3)=-18 | | 3(x+2)=5(2x-3) | | 4x-6=16-6x | | 2x-7x=-17 | | 4.2+.5a=9.2 | | 7x-27=9(x-1) | | -2(w-2)=-8w+40 | | -2(w-2)=-8+40 | | 9x+40=-7(x-8) |

Equations solver categories