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)
y = 3*(-5/4)*x // - 3*(-5/4)*x
y-(3*(-5/4)*x) = 0
(15/4)*x+y = 0
15/4*x+y = 0 // - y
15/4*x = -y // : 15/4
x = -y/15/4
x = -4/15*y
x = -4/15*y
| 5=-12/x-1/x^2 | | 3-(x-1)+2(x+3)=15 | | y=(-5/4x)^3 | | 369÷1/3 | | -6=x-19 | | 4t+11=6-13 | | 0.0000264-x-8x^2-16x^3=0 | | -8x-2(-2x+6)=-18 | | -7y=23-8x | | 3(2+7x)+4=-2(x-5) | | 3x-7x=-8+5x | | (3/b2)(b/8) | | 5(x-9)-(-7)=-1(x-8) | | 9r-23=-14+8r | | (6x-48)/(2x-16) | | 7x+y=16 | | 9r-11=-4+8r | | -3(2k-5)+2(4k-3)+-3+7k= | | 8a^2/6a^2-4a^2 | | 100=2x+3x | | -10-2*-6+8= | | 18-3x=2-2(-2x-1) | | (X+5)(x-2)=3000 | | 60.00g= | | 0.00025km= | | 6z-3=11z | | 6x+8=9x | | 3x-8x=-32-24+6 | | 3x-6=8x-32-24+6 | | 3x+5y=7x | | 2(3-2k)=7k+28 | | 3p^2-16p+3=0 |