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)
(18/7)*x+(3/7)*y = 0
18/7*x+3/7*y = 0 // - 3/7*y
18/7*x = -(3/7*y) // : 18/7
x = (-(3/7*y))/18/7
x = -1/6*y
x = -1/6*y
| (3^2+2^2(2^3-3^2)+2)/16 | | 5-2/3x=1 | | 8.1r-12-3r=44.1 | | 21+4x=12+x | | 2y+12=x | | x=10y-1 | | 2(x-11)-(x+6)=9x | | 32+5x=-8(-4-4x) | | 7x+4=x+64 | | 31-26+7m= | | 2+7x-1=8x-6-2x | | x^2+8x+4= | | -6*.66x+.66=-1.5 | | 18-5f=2f-4 | | -210=6(7-6x) | | -12x=-4 | | 13+x=8 | | 19=x+12 | | -329=-7(-7r-2) | | 4(-3r+1)=-4(-2-6r) | | 9x=55-21 | | 3(11+6y)-8y=3 | | -(-6z+3)=z-3 | | [14-3c]+7c=94 | | 166=5(-3x+8)+6 | | 7j+13=3j+7 | | 8n-(-2)/7+6 | | 3.1x+0.2=11 | | 3y-12wheny=-4 | | -8=4+1/8 | | y*4/5=8 | | -4(-8t+2)-10=-8+6t |