If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
a/(-9) = -8 // + 8
a/(-9)+8 = 0
8-1/9*a = 0 // - 8
-1/9*a = -8 // : -1/9
a = -8/(-1/9)
a = 72
a = 72
| 8/10s=(-5/8) | | -5(3p+4)+3=-92 | | a+5p=23 | | 11v=7v+36 | | 20x^2+5x-25=0 | | (.10X)+100000=X | | 3+8(x-8)=3-4(x-6) | | 5*6*61= | | 4u+13=85 | | 7(m-75)=91 | | 144=6v+6(8+7v) | | -7x+7(-x-5)=-161 | | 5(-4b-7)=-7b+30 | | 7w=12+w | | 25-12+25=12 | | 51*15= | | 5x-2x+2=x+3x-5 | | (-7x)+(-3x)= | | 5x+6(7x-16)=233 | | -2x^2+x-27=0 | | 8(1+3m)+3m=-40+3m | | 26*6= | | 1/2x-12=48 | | 124=-1+5(8+7v) | | 330-8m=120 | | 1.2=-6-3/4v | | 8ln(8x)=40 | | 8x-8=o | | 2/-1=10 | | 7x+4(4x+15)=-78 | | d+6d-7=8d+2 | | x=7(1/2) |