If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
(3/2)*r-4 = (1/2)*r // - (1/2)*r
(3/2)*r-((1/2)*r)-4 = 0
(3/2)*r+(-1/2)*r-4 = 0
r-4 = 0 // + 4
r = 4
r = 4
| N+3n=5n-2 | | f(22)=2x-5 | | 2(3x-1)=46 | | 57=-3 | | -(7xy-9)+3(4xy+6)= | | 6z-12z=36 | | 10(x+3)=14(x+1) | | 4/(-2-2i) | | y+24=21 | | 3x=14x+130 | | 7x^2+14x-3=0 | | 12x+36y=200000 | | 5.7q-4.7-5.4=-0.7q-3.2 | | y=2x^2-3x+8 | | 4x=9p-98 | | 5a+13=(7a+6)5 | | 453-3/7 | | N+3n+2=5n-2 | | 4+2(z-2)=-5z+5 | | 3(x+2)+17= | | 6=(10x+7) | | 20/2=3x-8 | | 20-2=3x-8 | | 3(x+2)=2(x-1)-12 | | 18a^2b+6ab^2+12ab+4b^2= | | 20/2=3x-9 | | 4y-37=28 | | 13x+29y=3 | | 3(x-1/3)=2(2x-6) | | B^2-b-42= | | 10-.5x=3-x | | (8X+2)(2X+5)= |