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)
x+4 = (1/3+1)*x // - (1/3+1)*x
x-((1/3+1)*x)+4 = 0
4-1/3*x = 0 // - 4
-1/3*x = -4 // : -1/3
x = -4/(-1/3)
x = 12
x = 12
| 2(x-3)+7=4(x+1)-7 | | 1/5x-1/6x+1/30x=5 | | 24z^2-30z+9=0 | | B=7/5(j-11) | | 9+9i/3+2i | | 2(x+3)-6=2x+3+3x | | u/14=-7 | | 5x+5y=7 | | (-6-6i)/(-2+5i) | | 2x+13=-3(x+4) | | 6x^2-10x+50=0 | | x=6(2+3)-4 | | 10xb=90 | | x^2+9y^2+72y+108=0 | | 10X^2-3=0 | | x=-1-(-6) | | 10-0.05x=0 | | 2w^2-1w-21=0 | | 2y-5y=12 | | 9x+81=x-9 | | 4a^2/b | | x+20+4x-30=180 | | -12x-5y=-27 | | -8x+18x= | | 5/2y=2y+5 | | x+20+4x-30= | | 16/64*12=x | | 3ax+4y=3 | | 25x-2=45x+2 | | -14y-5y=9 | | 0.16y+0.03(y+500)=910 | | -10-4(r+10)=4r-58 |