If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
(5/8)*k = 25 // - 25
(5/8)*k-25 = 0
5/8*k-25 = 0 // + 25
5/8*k = 25 // : 5/8
k = 25/5/8
k = 40
k = 40
| 2=3x-4y | | (3x^2-11x-4)/(x^2+x-20) | | 3/10r=1/2 | | 49=5x+4 | | 24x-18y= | | 9.54=p-16.3 | | 3x-1x= | | 10-3b+3=1+(b+2) | | 28=6+11+c | | 90=(15/2)h | | 80=15/2(h) | | x/4-2x=3 | | 80=(15/2)h | | 39.7+6+30.1=165.288 | | 6x^2-135=15 | | 18=(9/2)h | | x^2+10x+150=-20x-50 | | x^2+10x+150=-20x-50 | | 3u-3=2u-4 | | x^2-5*x+16=0 | | 2x+5+6x=27 | | 18=(1/2)h+9 | | 7x+7=8x | | 3*(v+2)-4*(5v-6)=7-5*(4v+6) | | x/3+x=6 | | 182/7 | | 64/8= | | 8-(2z-7)=9-3z | | 2x^2-75=53 | | z+3=11.2 | | 2x^2=x+4 | | 6(2+w)=5(3+w) |