10x^2-4=18x

Simple and best practice solution for 10x^2-4=18x 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 10x^2-4=18x equation:


Simplifying
10x2 + -4 = 18x

Reorder the terms:
-4 + 10x2 = 18x

Solving
-4 + 10x2 = 18x

Solving for variable 'x'.

Reorder the terms:
-4 + -18x + 10x2 = 18x + -18x

Combine like terms: 18x + -18x = 0
-4 + -18x + 10x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + -9x + 5x2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + -5x)' equal to zero and attempt to solve: Simplifying -1 + -5x = 0 Solving -1 + -5x = 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 + -5x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5x = 0 + 1 -5x = 0 + 1 Combine like terms: 0 + 1 = 1 -5x = 1 Divide each side by '-5'. x = -0.2 Simplifying x = -0.2

Subproblem 2

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

Solution

x = {-0.2, 2}

See similar equations:

| -134+15x=-x+122 | | 8-4y=2+y | | 0.5(2/3(4d-1))-(3d-2)=5d/9 | | x=3+0.75y+-0.25z | | 18+16x=50 | | u/6=13/7 | | 9/12=y/8 | | -2(5(2j-6)-7j)=5(3(j-2)) | | X-4/8=x-6/4 | | 5x-39+40= | | 16x^2(24x)=13x+24 | | -8z+7z=9z+7-7z | | b(c)=25-3.25c | | 10x+11y=26 | | 5x+3y=-49 | | m=5h | | 9x-31=51 | | 81*9/3 | | m=4h+20 | | 8m^3-10m^2+12m-15=0 | | -8b-(2(11-2b)+4)=9b | | 4x-3-3x=2 | | 5x^4+9x^2=0 | | -6t-(4-(2-3y))=4(t+1) | | -39+40= | | 15=5/8y | | -z-7z=z-8+3z | | -5(3x-2)+6(2-3x)=3x | | 8-1x=16 | | sin(3x)=cos(x-3) | | 15=5/8v | | 3w-6w=0 |

Equations solver categories