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)
(4*x)/9-((8*y)/5) = 5 // - 5
(4*x)/9-((8*y)/5)-5 = 0
(4*x)/9+(-8/5)*y-5 = 0
4/9*x-8/5*y-5 = 0 // + -8/5*y-5
4/9*x = -(-8/5*y-5) // : 4/9
x = (-(-8/5*y-5))/4/9
x = 9/4*(5-(-8/5*y))
x = 9/4*(5-(-8/5*y))
| 24u^4/54u^7 | | 2557+(-2972)= | | 2x-7=-x+62 | | 2m+(m+1)=0 | | X-y=2x^2-5y | | 6+4a+5a=-9 | | 15x-5(10+5x)=20x-10 | | 28h+-2296=-616 | | -11=5/12x-(-4) | | 10x+5y=125 | | X*y=2x^2-5y | | 0.9-3x=42 | | x÷1/8=$480 | | 0.25x+2.5=6 | | 11y+13=134 | | P=2n+6 | | 7Z+-399=-945 | | 1.5z=77.5 | | (Y-12)4= | | 8(8x-5)=216 | | 10=0.006*x | | 0.81x-5x+x=0 | | P-8= | | 12x+7y=271.4 | | 2=0.006*x | | 8y+13=109 | | 53-3p=c | | -2(7+-y)+4=-4 | | 4t^3+8t^2+12t= | | 120+100+120+120+x=720 | | 3p=c | | 5lnx=.072 |