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)
f = (3/5)*c-9 // - (3/5)*c-9
f-((3/5)*c)+9 = 0
(-3/5)*c+f+9 = 0
f-3/5*c+9 = 0
x należy do R
x in (-oo:+oo)
| 5=y/8 | | 2xy*dx+(1+x^2)*dy=0 | | 7x(4-3x)=5+(3x-1) | | 8*2-5= | | 2(5m+4)=2(3m+10) | | -5y-22=2-4y | | xz=50 | | 7(8+12)-3= | | 36x+24=2 | | g(x)=0.5+0.2(x-1) | | 5(r-4)-1=-7r+3 | | 23+3X-5X^2=3 | | 5y-7-2y+2=0 | | 6(10-2x)=5(2-3x) | | 6.2x-0.5y=-27.8 | | 4m+3n+7m+6n= | | 3x=51-4-2 | | 9x=128-7x | | x^2+4=a | | 0.2t+0.8(t-0.1)=4.46 | | 12y-5=15y+22 | | 50.2x=4 | | 2.564x=-12.33284 | | 10-1/5x=6;20 | | -5t+-6t=-8t+-3t+2 | | 6X-(-x-7)=13-5 | | x^2-80x+500=0 | | 45x+1= | | -9+17=m-6 | | 212-8x=x-11x | | 2x+2(2)=0 | | 2x-8x+1=9-10y |