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)
x/(-12)-1 = -4 // + 4
x/(-12)-1+4 = 0
3-1/12*x = 0 // - 3
-1/12*x = -3 // : -1/12
x = -3/(-1/12)
x = 36
x = 36
| (A^2/3)^2 | | -4+x/5=-18 | | 6x+2.50x=50 | | -4(3t-9)=8(-8-1) | | A^2/3^2 | | 3/x+2/-1=8 | | -11h=12h-21 | | 4(6+2.50)+4x=50 | | (1+1.5y)y=x | | 3(6+2.50)+3x=50 | | -3+3=0 | | 31/8+3/4+(-21/6) | | 100[0.07(m+8)]= | | 37=-9x-35 | | X^-3x-7/4 | | x+40=25 | | -31+9x=56+6x | | 3x+3=2x-9 | | -3x+4(-x-7)=49 | | x-30=-128 | | 5+23x-16x^2=13 | | a=3.7 | | X+87=93 | | X/17+1=4 | | -18=15z-9(2z-2) | | 2x=302 | | (8x+4)+(x-8)-(3x+5)= | | -3-(6-6p)= | | 8-3(4x-1)=to-49 | | -2/3-1/2 | | (6+-4y)-4y=6 | | 3/5(15x+20)-1/6(18x-12)=38 |