-3x^2+30x-27=0

Simple and best practice solution for -3x^2+30x-27=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 -3x^2+30x-27=0 equation:


Simplifying
-3x2 + 30x + -27 = 0

Reorder the terms:
-27 + 30x + -3x2 = 0

Solving
-27 + 30x + -3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-9 + 10x + -1x2) = 0

Factor a trinomial.
3((-9 + x)(1 + -1x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-9 + x)' equal to zero and attempt to solve: Simplifying -9 + x = 0 Solving -9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + x = 0 + 9 x = 0 + 9 Combine like terms: 0 + 9 = 9 x = 9 Simplifying x = 9

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {9, 1}

See similar equations:

| 5w^3-55w^2-60w=0 | | 5-8(8x+32)+1=1-2(12x-2)+15 | | 4r^3+16r^2-128r=0 | | -(5-9x)/5 | | -(5-9x)/4 | | (7/3)-(3/(x-5))=(19/12) | | (7/3)-(3/x-5)=19/12 | | 2x^2-26x+84=0 | | 4y^2-64/4y+16 | | -3x*x/10-4x=100 | | 4y^2-12y-72=0 | | a^2-18ab+65b^2=0 | | x=6.3 | | x^2-18ab+65b^2=0 | | 2x+y=70 | | 4x-3x^2/10=100 | | 8x+2+17=-1 | | (x+5)(21)=(2x)(28) | | y=2/3-3 | | 8x+2+17=1 | | 4ln(6-5t)+2=22 | | 6y-2=5y+4 | | 2.5(2-3x)=1.5(3x-2) | | 6x+7=-(8x-5) | | 4y+2x=200 | | -2(1-x)=13(2-x) | | -(4x-3)= | | -3(4p+2)=4(2p-2) | | 5x+29=14x+52 | | 4(2y-1)=5(3y-1) | | 7(z+3)=5(z-1) | | -3(r+2)=-4(r-1) |

Equations solver categories