If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
8 = (5/9)*x // - (5/9)*x
8-((5/9)*x) = 0
(-5/9)*x+8 = 0
8-5/9*x = 0 // - 8
-5/9*x = -8 // : -5/9
x = -8/(-5/9)
x = 72/5
x = 72/5
| 2.8=7(c-.75) | | -4(6x-3)=-12 | | 69785786963760570658965856063429431346464564545+483938620645645684964380468943268436043604= | | 3(6x+7)=10x+45 | | -3+k+3=2 | | c(3)=(x-5)3 | | 8h=4h-4 | | 100x-10x=15 | | D=7/6(m-41) | | 23x-3+2x=12(14x-6) | | 1/3(15-6x)=4-x | | 3+q=3 | | -4x-10=50 | | 6.73+g-8.46=10.22 | | 9(x+2)+3(x+2)=7x-7 | | 8x*2x+1= | | -4(2p+16)=-2p+14 | | 2x-45y=3 | | 5cos^2x-3cosx+2=0 | | 100x-10x=12 | | 6n-6=2n-2 | | -7(x+2)=-5(x-2) | | -7(4g-6)+14g=-11g | | 4w+11=79 | | -5+-3-4= | | 100x-10x=2 | | 2x+3=2x-4 | | 100x-x=2 | | 4+(-8+s)=20 | | 2=7-2n+7n | | 5x-10+4x-17=41 | | -(x+7)=11 |