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)
-(a/4)-18 = -5 // + 5
5-(a/4)-18 = 0
-1/4*a-13 = 0 // + 13
-1/4*a = 13 // : -1/4
a = 13/(-1/4)
a = -52
a = -52
| 7+16n-3=9n+69-6n | | 9x=7.3 | | (2-x)3=18 | | 62-x^(3/2)=-2 | | x-5+x+7=83 | | 63/18y=0 | | F(x)=-x^4+4x^2 | | .3(5y-7)-.2(3y+4)= | | -v^2-v+6=0 | | x^4-2x^3+6x^2-2x=5 | | f(x)=7-4.5 | | x-6+x-2=180 | | 3x+17-7x=19-16x+12x-2 | | x-6=x-2 | | 15y³/8x^7•4x²y/25 | | y=2x^3+9x^2+3x-4 | | 5x+20+4x+3x+10+5-10=180 | | -4+22= | | 1/20(x-3y-5z | | (6)ln(x)-(1/6)ln(y) | | logx+log(x-10)=log(x-18) | | 10+6b=29 | | 7.93-15.20x=0.66x | | 2x+4+4x+8x=180 | | 9(6x+12)=7(3x+6) | | 6lnx-1/6lny | | 65x=60(x+20) | | s*6+33=141 | | 7.93-15.20x=0.66 | | x(8x-3)=0 | | -4(8x-29)=3(-4x-8) | | Y+13=5(x+2) |