54z^2-9z=30

Simple and best practice solution for 54z^2-9z=30 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 54z^2-9z=30 equation:


Simplifying
54z2 + -9z = 30

Reorder the terms:
-9z + 54z2 = 30

Solving
-9z + 54z2 = 30

Solving for variable 'z'.

Reorder the terms:
-30 + -9z + 54z2 = 30 + -30

Combine like terms: 30 + -30 = 0
-30 + -9z + 54z2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-10 + -3z + 18z2) = 0

Factor a trinomial.
3((-2 + -3z)(5 + -6z)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-2 + -3z)' equal to zero and attempt to solve: Simplifying -2 + -3z = 0 Solving -2 + -3z = 0 Move all terms containing z to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3z = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3z = 0 + 2 -3z = 0 + 2 Combine like terms: 0 + 2 = 2 -3z = 2 Divide each side by '-3'. z = -0.6666666667 Simplifying z = -0.6666666667

Subproblem 2

Set the factor '(5 + -6z)' equal to zero and attempt to solve: Simplifying 5 + -6z = 0 Solving 5 + -6z = 0 Move all terms containing z to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -6z = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6z = 0 + -5 -6z = 0 + -5 Combine like terms: 0 + -5 = -5 -6z = -5 Divide each side by '-6'. z = 0.8333333333 Simplifying z = 0.8333333333

Solution

z = {-0.6666666667, 0.8333333333}

See similar equations:

| 4.25x=-1 | | 10(10.2-1.4y)+14y=102 | | 8=(3)6+b | | 2x+2y=158.4 | | 2(X+6)-8=3+X | | 3x-7=2(x-1) | | 2t^2+5t=-3 | | 10-x^3=2 | | 10x-6=2(3x+1) | | 1.333333333333u-6=2.333333333333333u+8 | | (m-3)-(-m+12)= | | 10x+4=5(x+2)-3(2-x) | | 8=(6/2)6=b | | 10x+14y=102 | | x^2+144x+1265=0 | | 2m-40=2m | | (5x-20)+y=180 | | 56+9x=59+8x | | 10/5(2)(7) | | 5x-10x=15 | | -(1+7x)-(12-3x)=36-3x-30 | | 11.17-2.49=1.24p | | 3ysquared=12ysquared-144 | | 11.17=2.49(1.24)p | | K(-11)=6(k-11) | | 4x-12=-4x-12 | | 8.08x+16.16=32.32 | | x-9=-43 | | 3(x-4)+9=3(3x-9) | | 5x^2+90=35x | | 16-2n-5+8n=n+3(n+4)+20 | | 3.8=n/3-7.2 |

Equations solver categories