-1x^2-9=6x

Simple and best practice solution for -1x^2-9=6x 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 -1x^2-9=6x equation:


Simplifying
-1x2 + -9 = 6x

Reorder the terms:
-9 + -1x2 = 6x

Solving
-9 + -1x2 = 6x

Solving for variable 'x'.

Reorder the terms:
-9 + -6x + -1x2 = 6x + -6x

Combine like terms: 6x + -6x = 0
-9 + -6x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(9 + 6x + x2) = 0

Factor a trinomial.
-1((3 + x)(3 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {-3, -3}

See similar equations:

| 5y^9*2w^3y^3*3w= | | 2cos^2x-cos^2x=0 | | 3(y-3)=-2x | | 2.0351891x^2-2.314096938x+0.032907838=0 | | y=x^2+5x+7 | | 6y+3=151-2y | | -13=-4w+20 | | x=4-8(1) | | x=4-8(0) | | 49x^2-3=6 | | 5x-1=12-64 | | x=4-8(-1) | | Y=0.5x-y-4 | | x=4-8(-2) | | 542.0312136x^2-549.1529362x+6.875722603=0 | | x=4-8(-3) | | 3u^6*2x*7x^6u^9= | | v^2=-2v+4 | | 2v^7u^9*4u^3*4v= | | 4a^2+7a=-6 | | 5x^6-6x^4+19x^3= | | x-20=n*6+15 | | 4(12+x)=16 | | .792317607630833x=61512.21 | | .79x=61512.21 | | 11x-8=x-2 | | -8+6p=6 | | 6d-5-d=20 | | (x^4)+lnx*(5x^4)=0 | | 4.5u+3.4=-5.6 | | 4s^2-48s=0 | | -4/3/(4)=x |

Equations solver categories