z^2+9z=36

Simple and best practice solution for z^2+9z=36 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 z^2+9z=36 equation:


Simplifying
z2 + 9z = 36

Reorder the terms:
9z + z2 = 36

Solving
9z + z2 = 36

Solving for variable 'z'.

Reorder the terms:
-36 + 9z + z2 = 36 + -36

Combine like terms: 36 + -36 = 0
-36 + 9z + z2 = 0

Factor a trinomial.
(-12 + -1z)(3 + -1z) = 0

Subproblem 1

Set the factor '(-12 + -1z)' equal to zero and attempt to solve: Simplifying -12 + -1z = 0 Solving -12 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + -1z = 0 + 12 Combine like terms: -12 + 12 = 0 0 + -1z = 0 + 12 -1z = 0 + 12 Combine like terms: 0 + 12 = 12 -1z = 12 Divide each side by '-1'. z = -12 Simplifying z = -12

Subproblem 2

Set the factor '(3 + -1z)' equal to zero and attempt to solve: Simplifying 3 + -1z = 0 Solving 3 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1z = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1z = 0 + -3 -1z = 0 + -3 Combine like terms: 0 + -3 = -3 -1z = -3 Divide each side by '-1'. z = 3 Simplifying z = 3

Solution

z = {-12, 3}

See similar equations:

| 5x+45x=275 | | (14+2x)(28+2x)=912 | | 3m-6=15 | | 8x-4=40x+4 | | 6x-5=-x+9 | | 45x+5=275 | | 6-3(x-4)=12 | | f^2+3f=88 | | 2x^2+9-34=0 | | 6n+8= | | 2(x+5)-4(x-3)=20 | | 9x^2+12+4=0 | | 12=3x+5 | | 4a-10=3a^2 | | 2x(x+5)-4(x-3)=20 | | 32=48T^2 | | 6m^2+7m=5 | | 4n^2-6n-7=0 | | x^2+4x=4 | | 5x-4=y | | 6x(x-8)=0 | | 3-n+5=9 | | 4-8y=36 | | 2x+10=x+77 | | 8b^2-10b-3=0 | | -3y+5=-7 | | n^2-5n= | | 44=3k-2 | | 383.64=240+x(.57) | | 44=3k-3 | | r^2-5r-24= | | 3x-24=5-(x-2) |

Equations solver categories