(2x+1x^2)=16

Simple and best practice solution for (2x+1x^2)=16 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 (2x+1x^2)=16 equation:


Simplifying
(2x + 1x2) = 16

Remove parenthesis around (2x + 1x2)
2x + 1x2 = 16

Solving
2x + 1x2 = 16

Solving for variable 'x'.

Reorder the terms:
-16 + 2x + 1x2 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + 2x + 1x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '16' to each side of the equation.
-16 + 2x + 16 + x2 = 0 + 16

Reorder the terms:
-16 + 16 + 2x + x2 = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 2x + x2 = 0 + 16
2x + x2 = 0 + 16

Combine like terms: 0 + 16 = 16
2x + x2 = 16

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = 16 + 1

Reorder the terms:
1 + 2x + x2 = 16 + 1

Combine like terms: 16 + 1 = 17
1 + 2x + x2 = 17

Factor a perfect square on the left side:
(x + 1)(x + 1) = 17

Calculate the square root of the right side: 4.123105626

Break this problem into two subproblems by setting 
(x + 1) equal to 4.123105626 and -4.123105626.

Subproblem 1

x + 1 = 4.123105626 Simplifying x + 1 = 4.123105626 Reorder the terms: 1 + x = 4.123105626 Solving 1 + x = 4.123105626 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 4.123105626 + -1 Combine like terms: 1 + -1 = 0 0 + x = 4.123105626 + -1 x = 4.123105626 + -1 Combine like terms: 4.123105626 + -1 = 3.123105626 x = 3.123105626 Simplifying x = 3.123105626

Subproblem 2

x + 1 = -4.123105626 Simplifying x + 1 = -4.123105626 Reorder the terms: 1 + x = -4.123105626 Solving 1 + x = -4.123105626 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -4.123105626 + -1 Combine like terms: 1 + -1 = 0 0 + x = -4.123105626 + -1 x = -4.123105626 + -1 Combine like terms: -4.123105626 + -1 = -5.123105626 x = -5.123105626 Simplifying x = -5.123105626

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.123105626, -5.123105626}

See similar equations:

| 3p-2(-5p-4)= | | 10(3x+i)=2(10x-5) | | t(n)=3(n-1)+6.8 | | y=-7(4)-1 | | (x-9x^2)=49 | | 3.20*295= | | 75g+75=300 | | 7z+2z-7=21+8 | | (3+4)+36x(6-5)= | | 257w=890a | | 12n+6=4(4n+2) | | 50-26= | | 2f+14= | | 42x+126=256 | | 1.6=(-1.5) | | 11x+6yi=33+6i | | 3(-6)+y=-2 | | 26-50= | | F(12)=4x+5 | | X+6y=42 | | 3p+4(0)=375 | | 4x+3(-2-3x)=24 | | 2+85m=685 | | 5=8x-8x | | 2x^2+3-6=0 | | 2+85=685 | | 4.5v-7.5v+5=-1.5 | | 6(x-6)-8=36 | | 4h-6= | | 6(x-6)-8=66 | | 2-(y+2)=-3y | | 4+2a=-6 |

Equations solver categories