-6g^2+9g+8=0

Simple and best practice solution for -6g^2+9g+8=0 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 -6g^2+9g+8=0 equation:


Simplifying
-6g2 + 9g + 8 = 0

Reorder the terms:
8 + 9g + -6g2 = 0

Solving
8 + 9g + -6g2 = 0

Solving for variable 'g'.

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
-1.333333333 + -1.5g + g2 = 0

Move the constant term to the right:

Add '1.333333333' to each side of the equation.
-1.333333333 + -1.5g + 1.333333333 + g2 = 0 + 1.333333333

Reorder the terms:
-1.333333333 + 1.333333333 + -1.5g + g2 = 0 + 1.333333333

Combine like terms: -1.333333333 + 1.333333333 = 0.000000000
0.000000000 + -1.5g + g2 = 0 + 1.333333333
-1.5g + g2 = 0 + 1.333333333

Combine like terms: 0 + 1.333333333 = 1.333333333
-1.5g + g2 = 1.333333333

The g term is -1.5g.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5g + 0.5625 + g2 = 1.333333333 + 0.5625

Reorder the terms:
0.5625 + -1.5g + g2 = 1.333333333 + 0.5625

Combine like terms: 1.333333333 + 0.5625 = 1.895833333
0.5625 + -1.5g + g2 = 1.895833333

Factor a perfect square on the left side:
(g + -0.75)(g + -0.75) = 1.895833333

Calculate the square root of the right side: 1.376892637

Break this problem into two subproblems by setting 
(g + -0.75) equal to 1.376892637 and -1.376892637.

Subproblem 1

g + -0.75 = 1.376892637 Simplifying g + -0.75 = 1.376892637 Reorder the terms: -0.75 + g = 1.376892637 Solving -0.75 + g = 1.376892637 Solving for variable 'g'. Move all terms containing g to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + g = 1.376892637 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + g = 1.376892637 + 0.75 g = 1.376892637 + 0.75 Combine like terms: 1.376892637 + 0.75 = 2.126892637 g = 2.126892637 Simplifying g = 2.126892637

Subproblem 2

g + -0.75 = -1.376892637 Simplifying g + -0.75 = -1.376892637 Reorder the terms: -0.75 + g = -1.376892637 Solving -0.75 + g = -1.376892637 Solving for variable 'g'. Move all terms containing g to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + g = -1.376892637 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + g = -1.376892637 + 0.75 g = -1.376892637 + 0.75 Combine like terms: -1.376892637 + 0.75 = -0.626892637 g = -0.626892637 Simplifying g = -0.626892637

Solution

The solution to the problem is based on the solutions from the subproblems. g = {2.126892637, -0.626892637}

See similar equations:

| 4(v-4)-6v=-8 | | 3(10)+5(x)=75 | | 5(3x+1)-2(5x+35)=0 | | 3(-4)-2(-2*3)+9= | | -4(v-2)=-4(v-8)+8v | | -(x-2)=2-x | | 6+5m-4=9m+20-6m | | 3x+2x=54 | | -0.9x+2.65=-0.5x+5.45 | | 15+5n=6n | | 5x-20=15y+60 | | 2x-5=6x+4 | | 2y^2+17y+35= | | -4x+3=7x-8 | | 3x+8.13=2x | | 9x^2+60x=-100 | | 2x^2-4x+100=100 | | 15-5(1-1)=120-5 | | 4*2+10y=40 | | x^4+2x^3-x^2-x+1=0 | | 2(x-3)+x=3(x-5)+9 | | 6.5=10x+7.2 | | 2x+2(9x-9)-2x^2=13-28-3x^2+10 | | ax-3x+5=a+b | | X*(X-5)=176 | | 9(x-8)+4=9x+6 | | -4+3=7x-8 | | x^4-8x^3+15x^2-4x-20=0 | | 10x-5-14x+28=35-3x-2x | | x^4-4x^3+15x^2-4x-20=0 | | 5x+2=2x- 10 | | 8(2x-1)+2=12x+2(4x-5) |

Equations solver categories