2x^2+16x=6

Simple and best practice solution for 2x^2+16x=6 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^2+16x=6 equation:


Simplifying
2x2 + 16x = 6

Reorder the terms:
16x + 2x2 = 6

Solving
16x + 2x2 = 6

Solving for variable 'x'.

Reorder the terms:
-6 + 16x + 2x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + 16x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + 8x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-3 + 8x + x2)' equal to zero and attempt to solve: Simplifying -3 + 8x + x2 = 0 Solving -3 + 8x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '3' to each side of the equation. -3 + 8x + 3 + x2 = 0 + 3 Reorder the terms: -3 + 3 + 8x + x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 8x + x2 = 0 + 3 8x + x2 = 0 + 3 Combine like terms: 0 + 3 = 3 8x + x2 = 3 The x term is 8x. Take half its coefficient (4). Square it (16) and add it to both sides. Add '16' to each side of the equation. 8x + 16 + x2 = 3 + 16 Reorder the terms: 16 + 8x + x2 = 3 + 16 Combine like terms: 3 + 16 = 19 16 + 8x + x2 = 19 Factor a perfect square on the left side: (x + 4)(x + 4) = 19 Calculate the square root of the right side: 4.358898944 Break this problem into two subproblems by setting (x + 4) equal to 4.358898944 and -4.358898944.

Subproblem 1

x + 4 = 4.358898944 Simplifying x + 4 = 4.358898944 Reorder the terms: 4 + x = 4.358898944 Solving 4 + x = 4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 4.358898944 + -4 Combine like terms: 4 + -4 = 0 0 + x = 4.358898944 + -4 x = 4.358898944 + -4 Combine like terms: 4.358898944 + -4 = 0.358898944 x = 0.358898944 Simplifying x = 0.358898944

Subproblem 2

x + 4 = -4.358898944 Simplifying x + 4 = -4.358898944 Reorder the terms: 4 + x = -4.358898944 Solving 4 + x = -4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = -4.358898944 + -4 Combine like terms: 4 + -4 = 0 0 + x = -4.358898944 + -4 x = -4.358898944 + -4 Combine like terms: -4.358898944 + -4 = -8.358898944 x = -8.358898944 Simplifying x = -8.358898944

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.358898944, -8.358898944}

Solution

x = {0.358898944, -8.358898944}

See similar equations:

| (1/4)x=(7/8) | | (3x)/5-1/2=x-2/5 | | -18+4+x=9-19 | | (z+5)=-25 | | y+23=18 | | 5x(7x+4)(7x+4)=158 | | 5x(7x+4)(7+4)=158 | | 16x=x^2+63 | | 26=3c-1 | | 6+2m-3=9m+8-6m | | 3x-3x+3=33-3 | | x+43+x+141=170 | | 8x^2-20x-43=0 | | 5x+7x^19=-12 | | 3y^13-y^3+7+2y^6= | | (w-2)(w+3)= | | 3[2x+5]=27 | | X-.8=30 | | -5(x-2)=2x+3 | | -3y^8-y^11+1+3y^2= | | 7x^3-34x^2-5x=0 | | 6(w+8)-8w=34 | | -8x+5(x-8)=-34 | | 185=13-w | | 5y^2-19y+12= | | 14+18= | | (5x-4w)(7x-2w)= | | 7p^2=-16p-4 | | -26=-13w | | -4/7r+4r=1/4r+89/4 | | 28+19y=-8+15y | | 5(x+4)=5/2x-5 |

Equations solver categories