s^2-2s-63=0

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


Simplifying
s2 + -2s + -63 = 0

Reorder the terms:
-63 + -2s + s2 = 0

Solving
-63 + -2s + s2 = 0

Solving for variable 's'.

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

Subproblem 1

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

Subproblem 2

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

Solution

s = {-7, 9}

See similar equations:

| y-0.817y=1 | | 6x-10=2x+2 | | w^3+4w-96=0 | | 10(h-1)+18=7(h+3-1) | | 8=4.2r-7+1.8r | | x+5.2=6.7 | | 0,7*15= | | -3(x+8)-41=7-57 | | 6p^6-11p^3r+4r^2=0 | | 4(y+2)+8=7y-3 | | t^2-7ty-18y^2=0 | | -3x+28=x^2 | | v^2-2vz-80z^2=0 | | t^2-3tf-10f^2=0 | | 12s^2+43s+35=0 | | 2x.2= | | 21a^2+22a-8=0 | | r^4+81r^2+80=0 | | 6x^3-18x^2-2040x=0 | | 4b^2-22b+10=0 | | 9s^2+6s+1=0 | | 8x=4(6x+28) | | 19=5n+7-3n | | -7w-24=-5w-30 | | e^5x=24 | | e^5x=4 | | 5v^2+23v+24=0 | | -8x^2-40x+48=0 | | -8b+4+6b=-3b+9 | | xx+9x=-20 | | -6x+18=-4x+4 | | 6xx+18x=0 |

Equations solver categories