81+c^2-18c=

Simple and best practice solution for 81+c^2-18c= 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 81+c^2-18c= equation:


Simplifying
81 + c2 + -18c = 0

Reorder the terms:
81 + -18c + c2 = 0

Solving
81 + -18c + c2 = 0

Solving for variable 'c'.

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

Subproblem 1

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

Subproblem 2

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

Solution

c = {9, 9}

See similar equations:

| x+(02x)=5380 | | 14y-13y=20 | | X-.5+9=17 | | 12(2x+11)=2(2x+16) | | 7w-2w=20 | | -6b+3=-76 | | 10=-5x/2 | | -(8-4x-7)=2x+7 | | x+(0.2x)=4900 | | Sqrtx-1=x-7 | | 3(2x+1.2)=6(3x-4) | | -8(-4x-7)=2x+7 | | cos14=63/x | | -113=7-10v | | sx+22=99 | | -8x=68 | | (3x+2)-(2x-2)= | | x+(0.2x)=480 | | 6x=-63 | | 26+5x=15x | | 9/7*x=-7/2 | | (-x^2+6)(2x^2+3x-5)=0 | | cos17=52/x | | 5+91x=52x+23 | | 3/4*x=-12 | | 81y^2=64 | | (3x-3)-(2x-2)= | | 4.83x+4.83=9.66 | | 7/4*x=35 | | 1+6x=2x+3 | | 9x(7+9)+9= | | 6x-5=-10 |

Equations solver categories