If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
(1/12)*k = 1/9-(13/14) // - 1/9-(13/14)
(1/12)*k-(1/9)+13/14 = 0
(1/12)*k-1/9+13/14 = 0
1/12*k+103/126 = 0 // - 103/126
1/12*k = -103/126 // : 1/12
k = -103/126/1/12
k = -206/21
k = -206/21
| 543091x=8942310-742391x | | x=9999999999999999999999999999999999999999999999999 | | 24*x=42 | | 4(2x+6)+6=88 | | 8*42=24x | | K/8+1-k=-19 | | 5*2.5= | | Y+24+3x=0 | | -2x-7=6x-2 | | 3(3.33)+5y=10 | | 3x-2/7-x=4 | | xdy+ydx=(x^3+3x^2y+3xy^2+y^3)+(dx+dy) | | 4.3x-5.06=8.7 | | (y^2+5)-3(4+y)=47 | | -7x+56+3y= | | 8x=5.5 | | 8*x=10*13 | | f(5)=75 | | 4x-7=27*1 | | z-10=5x+10 | | 1=x/2+3 | | 11x+2=12x-7 | | 64*13=100*x | | 8*13=10*x | | 12y-10=2y+40 | | 10bonds*1000(0.05)(0.5)=250 | | (x+2)(4-x)=0 | | 17x=16x-8 | | (9x+100)=118 | | .4=.68 | | 12y-10y=2y+40 | | 82=0.50x+17 |