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)
k+3.7/9.8 = 0.22 // - 0.22
k+3.7/9.8-0.22 = 0
k+0.15755102 = 0 // - 0.15755102
k = -0.15755102
k = -0.15755102
| 5y+9y= | | 3x^2+9=12x | | (3x^4-3x)-(3x-3x^4)=0 | | X+2(-3x+13)=6 | | -0.6(r+0.2)=18 | | -25/45 | | 7.4=-34.78 | | K=3 | | 7(y-1)=5y-19 | | 13-3/3x=13 | | 3/4(5a-3)=3/4 | | 2a-7=11 | | M^21/5*m^-6/5 | | 5(3n)+146n=21 | | 4.2x-3=-9.2 | | m/4-6=15 | | 3/10x+21=0 | | 4(2y+9)7y=-24 | | y^2-10y=4 | | 0.5+8.7=12.35 | | 34.6+4h=59.08 | | -5(4x-2)=6(5a+4) | | 10x+2=48 | | (160/y)+4=44 | | -x^3+9x^2-15x+2=0 | | 1.4x=-0.9 | | n+40=21n | | -1-5x=-3-4x | | -12=-4/3x | | 40=8m | | ln(x+1)=1.86 | | 2ln(x+5)-7=12 |