If it's not what You are looking for type in the equation solver your own equation and let us solve it.
c in (-oo:+oo)
6 = 8*(c-(3/4))-20 // - 8*(c-(3/4))-20
6-(8*(c-(3/4)))+20 = 0
6-8*(c-3/4)+20 = 0
6-8*(c-3/4)+20 = 0
12-8*c+20 = 0
32-8*c = 0
32-8*c = 0
32-8*c = 0 // - 32
-8*c = -32 // : -8
c = -32/(-8)
c = 4
c = 4
| A+bi=-15+7i | | -10m=40 | | 86+45= | | 3.5x-20=3.5x+13 | | 2x-27=2(x+15) | | (2x-1)/3(x-2)/5-1 | | -86-45= | | 8(4s+1)=40 | | 4-2(m-6)=8 | | X+90+50=180 | | 6(2L+7)=174 | | -1.2x=-96 | | 7d-12=-75 | | x/12=12/5 | | 5x+20=-8+-2x+3 | | 2x+6=-36+-5x | | (-2x-5)=(-4x+2) | | h/y=8 | | 2x+6=-36+-5 | | -5.2=0.4p | | 10=10y+20x | | 6p+2-2=4p+12 | | 5x^4+23x-84=0 | | h-66+7h=42 | | y+13x=11.3 | | (9y+7)+(-4y-3)+(2y+7)= | | (3/7)y=(9/14) | | 5x^2-7x+13= | | 9t+3p-5t+3= | | -9(x+2)=0 | | 2f-8=-20 | | 3(3x+2)=26 |