z^2+2z-63=0

Simple and best practice solution for z^2+2z-63=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 z^2+2z-63=0 equation:


Simplifying
z2 + 2z + -63 = 0

Reorder the terms:
-63 + 2z + z2 = 0

Solving
-63 + 2z + z2 = 0

Solving for variable 'z'.

Factor a trinomial.
(-9 + -1z)(7 + -1z) = 0

Subproblem 1

Set the factor '(-9 + -1z)' equal to zero and attempt to solve: Simplifying -9 + -1z = 0 Solving -9 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1z = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1z = 0 + 9 -1z = 0 + 9 Combine like terms: 0 + 9 = 9 -1z = 9 Divide each side by '-1'. z = -9 Simplifying z = -9

Subproblem 2

Set the factor '(7 + -1z)' equal to zero and attempt to solve: Simplifying 7 + -1z = 0 Solving 7 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1z = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1z = 0 + -7 -1z = 0 + -7 Combine like terms: 0 + -7 = -7 -1z = -7 Divide each side by '-1'. z = 7 Simplifying z = 7

Solution

z = {-9, 7}

See similar equations:

| 7-6(5-17/4)=10(17/4-4) | | 2.7=12.7-r | | x^29-17x+66=84 | | -5(4+x)=-80 | | Z^2-3z-54=0 | | -8.8=y/4-2.4 | | z^2+3z-18=0 | | 2x+8y=120 | | Z^2+2z-24=0 | | 2w^3-5w^2+12w-30= | | 4(5x+5)=180 | | 3x+102=12x-6 | | 7(-4-6x)=-448 | | x^2-4x-312=0 | | -5(-4x+3)=185 | | 0=2x^2+4x+1 | | 3(-5x+1)=48 | | 3(-7x+3)=-33 | | .05x=15 | | -7+x=-2x-19 | | 100=(1.3/x) | | 3y+5y/4=6y+2 | | 3x^3-x^2-5x+5=0 | | x-75*5+311=0 | | 2x-3z=y | | y=-x/4 | | Y=0.25x-6 | | -4x+9=59+x | | 10^-5.1/10^8.7 | | (X+3)(6x-2)=0 | | 2/5x=56 | | 4s+1.6=-3s-1.2 |

Equations solver categories