If it's not what You are looking for type in the equation solver your own equation and let us solve it.
c in (-oo:+oo)
2.5/5 = c/8 // - c/8
2.5/5-(c/8) = 0
0.5-1/8*c = 0 // - 0.5
-1/8*c = -0.5 // : -1/8
c = -0.5/(-1/8)
c = 4
c = 4
| a/5=9/3 | | (8-24uv-16vw)/-6 | | Y=2x+x | | 12/b=4/6 | | -8x+x=35 | | x-43x-4/14 | | .25x-8+.50x=19 | | k=6x+100 | | 5a+4b=equation | | 19u=19u | | x^2(-3-x)(5-x)=0 | | 1/2s^-5t^3 | | 4(5+x)-3(2x-5)=13 | | x+1(5-x)=0 | | (2x-8)/10 | | x^3-12*x+18=0 | | x^3+12*x+18=0 | | t/5-8=12 | | 5y-8=17 | | 7-x=.2734 | | Q=3n+4k | | X^5=33 | | 10-4x=2x+34 | | 4x+7x=111 | | y=x^3+3x^2-45x+8 | | 3x+2y+x+x+10y= | | y=x^3+3x^2-45x+8 | | 2x*2y-x*y/2-x*y/2 | | 8b-28=b-7 | | 75/x-75=5 | | (6-2)(10-4)= | | y^2-17y+8=0 |