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)
36/54 = (2*x)/6 // - (2*x)/6
36/54-((2*x)/6) = 0
(-1/3)*x+36/54 = 0
2/3-1/3*x = 0 // - 2/3
-1/3*x = -2/3 // : -1/3
x = -2/3/(-1/3)
x = 2
x = 2
| t/21=40/28 | | 4/12=n/3 | | -5(v+2)+2v+5=8v+8 | | y/20=9/5 | | 5/7=a/49 | | 0.6x-0.3=0.5x+4 | | m/10=50/20 | | z/15=28/35 | | r/60=40/50 | | d/5=80/100 | | 4a/a^2+8a | | 124-3x=42x+24 | | ifx+iy=-4+-3i | | 10x-1-8x= | | 3x-5-4x= | | x+iy=-4+-3i | | k/9=10/18 | | x+iy=-4-3i | | 36/12=x/2 | | x+11x^2=0 | | 40-3*x=19 | | 25s+15=13s | | x^2+2x-130= | | 5(y+7)=y+71 | | 5y+7=y+71 | | 2x^2-7xy+3y^2-9x+7y+4=0 | | 5(12000)=60000 | | 3x^4+15x^3-27x^2-135x=0 | | -5x+3(-5x-18)=166 | | x-(4-x)=5(x+1)+1 | | 2(4x-6)=76 | | -6(4x+1)=-150 |