If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
w/8+5 = 13 // - 13
w/8-13+5 = 0
1/8*w-8 = 0 // + 8
1/8*w = 8 // : 1/8
w = 8/1/8
w = 64
w = 64
| 2m+3b=r | | r-10/2=13 | | m+15/5=6 | | -10*9-4y=40 | | -34=x+42-5x | | n+8/3=15 | | -10*7-4y=40 | | 2x+3=(4+x) | | 5x-7x-10=2x-3 | | (n+-6)-8=5n-5 | | 3x^2+7xy+2y^2= | | 2r=-18 | | 4(z+5)=84 | | 238=-7(4n-2) | | 2x+3=4+x | | 360=2x+4y | | -4x+y=-1 | | 4(-2-x)-8x=-92 | | 0=x^2+15x+44 | | y=8+5x | | 12=u^2 | | 2x+3=4(x+2) | | 6k+9=75 | | 4x-12=2x-(0) | | (2k+9)(3k+2)=0 | | 5r+3(-6r+8)=128 | | x=10.625+-0.0625y | | 6-7n=-4n | | 7-9x=171-37x | | 14(t-3)+4t=6(3t+3)-11 | | 3x+5=3(2+x) | | 3k-5=40 |