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)
(6*x-3)/7-((3*x-8)/9) < -3 // + 3
(6*x-3)/7-((3*x-8)/9)+3 < 0
(6*x-3)/7+(-1*(3*x-8))/9+3 < 0
(9*(6*x-3))/(7*9)+(-1*7*(3*x-8))/(7*9)+(3*7*9)/(7*9) < 0
9*(6*x-3)-1*7*(3*x-8)+3*7*9 < 0
33*x+29+189 < 0
33*x+218 < 0
(33*x+218)/(7*9) < 0
(33*x+218)/(7*9) < 0 // * (7*9)^2
7*9*(33*x+218) < 0
( 33*x+218 )
33*x+218 < 0 // - 218
33*x < -218 // : 33
x < -218/33
( 7 )
7 < 0
x belongs to the empty set
( 9 )
9 < 0
x belongs to the empty set
(-oo:-218/33) (-218/33:+oo) 33*x+218 - + 7 + + 9 + +
x in (-oo:-218/33)
(-oo:-218/33)
| 3/5(p-3)=4 | | 3x-4=-7+2x | | 8(2a)= | | 2a-4+2=4a+18 | | 9x=2y+15 | | 2x+56=98 | | x^3+7x^2-49x-343=0 | | -6x-4=-7x-12 | | D=R(100-x)/2 | | 5/11.x=55 | | -5x-4(3+4x)=4(x-3)-28 | | x=-5y-10 | | (6x-3)/(7)-(3x-8)/(9) | | -5x-4(3+4x)=4x(x-3)-28 | | 168/m=14 | | 9w=2w+14 | | -3(m+6)-2(1+m)=-5 | | 252-n=165 | | 41=1.8c+32 | | 15n=330 | | N-459=203 | | -3x=407x | | -7x+7=105+7x | | 2/3=-8.x= | | 225/n=9 | | 8(x+6)-10+r=3(x+12)+5y | | 18y=198 | | 8(x-6)-10+r=3(x+12)+5x | | -4=7x+5x-6 | | 18=3+4x | | n^2+11n=-24 | | 56+y=145 |