If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(5*a)/4-((2*a)/5) = 17/2 // - 17/2
(5*a)/4-((2*a)/5)-(17/2) = 0
(5*a)/4+(-2/5)*a-17/2 = 0
17/20*a-17/2 = 0 // + 17/2
17/20*a = 17/2 // : 17/20
a = 17/2/17/20
a = 10
a = 10
| 2(x-3)-3=-4(-5x+3)-3x | | 3x+7-5(x-1)=5x+4 | | 8r+10y=48 | | 8x-9-6x+14=11x-9-10+13 | | -7.24=x/4+3 | | a*2/(4+6)=10 | | 15x^2+19m+6=0 | | -5x+15.8=3.3 | | 3-4(5-7)=z | | Z+6/8=Z-5/7 | | -3(3v-7)+7v=6+3(2v-1) | | -1.1+u/2=-13.9 | | 6=-19+t | | 7(x+4)=-3(x+2)+4 | | 5+2u=19 | | .3x+2=2.6 | | 25=-14+y | | -3+4(-2+7)= | | -24=w/4-4 | | (3)/(x^2-2x)-(2)/(x)=(8)/(x-2) | | 8+6v=6v-6+7v | | 3y-2+3(2y+1)=-3(y+3) | | 58=-x+171 | | y-(-9)=(-14/3)(x-(-9)) | | x/37+25=50 | | 7x+3=2x-17 | | 240=-w+30 | | (x+12)/(x-3)+1=(15)/(x-3) | | y-5=(-14/3)(x-(-6)) | | 77=(x/100)99 | | 1=2x-17 | | -5(v+1)=-4(2v-1)+9v |