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)
(4/5)*(2*x-1) > 12 // - 12
(4/5)*(2*x-1)-12 > 0
4/5*(2*x-1)-12 > 0
4/5*(2*x-1)-12 > 0
8/5*x-64/5 > 0
8/5*x-64/5 > 0
8/5*x-64/5 > 0 // + 64/5
8/5*x > 64/5 // : 8/5
x > 64/5/8/5
x > 8
(-oo:8) (8:+oo) 8/5*x-64/5 - +
x in (8:+oo)
(8:+oo)
| y=20x+12 | | 8y+7x=15 | | 5-7(x+2)=7+x | | 3(2t+1)-16=t-(t+12) | | 2-(4w-5)=70 | | 3+12x-1=8x+4x-4 | | 3.9x+53.2=8.8-10.9x | | (3+2u+80)=60 | | sin(Pix)=0 | | 7ax(-2b)xC= | | d-(0.24)d= | | 3.9x+53.2=8.8-10.8x | | 4.7x-2.8x= | | (7x^4)(4x^8)=0 | | 18x^2=7 | | 3(6-y)=3(y+4) | | y=22+3x | | (-6x^2-5x-5)(9x^2+5x-2)=0 | | (16x+2y)+(50x+26y)= | | 4x^2+3=x | | 124x+17=12 | | 3p+4q-2p-8q= | | 8a+4b+2c=34 | | 9x^6y^7(4x^2y^3+4y^9-8z^8)=0 | | y=12z-(10+5) | | (8x+1)(-4x-8)=0 | | 2x^2+19-8=x | | 36+6x=34 | | (7x+5)(7x-5)=0 | | 0.9x-0.2(3-5x)=-0.8(x-6) | | 3(4x+14)+9x-12= | | (5x-2y)+(48x+63y)= |