27x^2-270=81x

Simple and best practice solution for 27x^2-270=81x 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 27x^2-270=81x equation:


Simplifying
27x2 + -270 = 81x

Reorder the terms:
-270 + 27x2 = 81x

Solving
-270 + 27x2 = 81x

Solving for variable 'x'.

Reorder the terms:
-270 + -81x + 27x2 = 81x + -81x

Combine like terms: 81x + -81x = 0
-270 + -81x + 27x2 = 0

Factor out the Greatest Common Factor (GCF), '27'.
27(-10 + -3x + x2) = 0

Factor a trinomial.
27((-2 + -1x)(5 + -1x)) = 0

Ignore the factor 27.

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {-2, 5}

See similar equations:

| -4y+8=-4(2y+3) | | -11.8x=82.6 | | 2x^3y+10x^2y-16xy= | | 4(3x-8)=2(6x+3) | | (-3)*(-3)*2*2*2= | | ((5*3)-(7*8)-(-1*4+(-3)(9)))-14= | | 20z+80=140+11z | | 5(2b-3)+(b-6)= | | 25*6=x | | 16x^3+14x^2+18x= | | x^2+2x-56=0 | | 3(14*2-7)-(4+9*5)= | | -5(3b+3)+(16b-9)=0 | | (2x^3+8x^2)+14=36x^2+14 | | 8(3+2x)=35 | | (18+-6*3)+(2+-6*3)= | | (18-6*3)+(2-6*3)=x | | 3.2q-5.3-2.5q=-0.3q-4.5 | | (-3*3-1)=x | | -9.6x=19.2 | | (-4*4*3*3-3*(-2))=x | | -9.6=19.2 | | (-4)*(-4)-2*2*2*3+(-2)*(-2)*(-2)=x | | 32x+45=36x-5 | | x^2-7x+33=5x+1 | | 4x^2-20x+34=0 | | 10=(2x-1)*4x | | 7p+4=29+3p | | 4x^2-19x+22=-2x+7 | | 3x=2(x+2)+7 | | 6x^2y^3-12x^2y^2z= | | -12=3-2k |

Equations solver categories