x^2-17x=18

Simple and best practice solution for x^2-17x=18 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 x^2-17x=18 equation:


Simplifying
x2 + -17x = 18

Reorder the terms:
-17x + x2 = 18

Solving
-17x + x2 = 18

Solving for variable 'x'.

Reorder the terms:
-18 + -17x + x2 = 18 + -18

Combine like terms: 18 + -18 = 0
-18 + -17x + x2 = 0

Factor a trinomial.
(-1 + -1x)(18 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(18 + -1x)' equal to zero and attempt to solve: Simplifying 18 + -1x = 0 Solving 18 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-18' to each side of the equation. 18 + -18 + -1x = 0 + -18 Combine like terms: 18 + -18 = 0 0 + -1x = 0 + -18 -1x = 0 + -18 Combine like terms: 0 + -18 = -18 -1x = -18 Divide each side by '-1'. x = 18 Simplifying x = 18

Solution

x = {-1, 18}

See similar equations:

| 2x/5+2/3(3x/5)+18=x | | 7(3n)/2=-6 | | -9x-1=-3 | | p(t)=1.8(1.4) | | Rl+rl=E | | 2+2w=8 | | 2w+3w=54 | | (22-13x)4=x-7 | | 7(2)-5=9 | | 5(x+3)-2=-12 | | 2(45+56y)=78 | | (2w-3)w=54 | | 4+25x=14 | | U+4/8=7/6 | | -(8k-8)=-5k+26 | | 3x-3=10-38 | | 1/4(-4.8-3.6) | | 1x^2+12x+35=0 | | x^2+12=40 | | 0.10(200+200)= | | 8(1+4a)+2a=37+5a | | 3m^2+9m+6=0 | | -8(5x+5)=-40-x | | 1a^2-8a-20=0 | | (-1)(d+5)=11.4 | | 100/736 | | 6(1+4x)=-3x-21 | | -5x+2=-28 | | 1x^2-2x-15=0 | | 7y/12-2=5y/8 | | 17.50(x+4)=315.00 | | 7x^2-100=-2x^2+125 |

Equations solver categories