If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
18 + -1c2 = 0
Solving
18 + -1c2 = 0
Solving for variable 'c'.
Move all terms containing c to the left, all other terms to the right.
Add '-18' to each side of the equation.
18 + -18 + -1c2 = 0 + -18
Combine like terms: 18 + -18 = 0
0 + -1c2 = 0 + -18
-1c2 = 0 + -18
Combine like terms: 0 + -18 = -18
-1c2 = -18
Divide each side by '-1'.
c2 = 18
Simplifying
c2 = 18
Take the square root of each side:
c = {-4.242640687, 4.242640687}
| 7x(x+5)=0 | | 7-6c=-33 | | 9x+35y+15xy-100=0 | | x+x^2-6x+7=3 | | 42x-12=6 | | 5x+3*2x-8=-2 | | 2w^2-8=0 | | 9x+15xy+35y=100 | | x+10Z=5 | | 185x-427=-1793 | | 10x+3y=10 | | N^2+5n-25=0 | | f(x)=60x | | 68+54x=72 | | 7k-2k=5 | | 28b^4+(-22b^4)= | | -2(r-17)=-4 | | 7x^2-11=70 | | 7+5=25 | | 26-50*243/98 | | 2x^2-162=66 | | 4-2/3x=-7 | | 11p-9p+2=10 | | (17n)3-(13n)8= | | 12-3d=6-2d | | 10x+3x-3=-16 | | -4x+3=-16-3x | | 4w^9+(-2w^9)= | | 5x^2+21x-8=0 | | 32+2x=24-8x | | -16/b=-4 | | 4a-9b^2=4a^2-2b |