If it's not what You are looking for type in the equation solver your own equation and let us solve it.
M in (-oo:+oo)
M/4-60 = -20 // + 20
M/4-60+20 = 0
1/4*M-40 = 0 // + 40
1/4*M = 40 // : 1/4
M = 40/1/4
M = 160
M = 160
| 6-18x=5x+20 | | 60+p=32 | | 180=(8x+2)+(9x+3)+90 | | 7=-2+k/2 | | 3d-1=-4d-20 | | 14+3=8-3(1-4) | | -6x=28 | | (8x+2)+(9x+3)=90 | | 11x=18-9x | | 31/4x=-3 | | Y=2-3.5(15) | | 12(5x/4-x)12(x/12-4/3) | | 16=t/2 | | 5(-3)-y=15 | | 18+3x+5x-6=2x+6 | | 8L+3.7=31.7 | | 26n+36=-250 | | -1.55= | | Y=2-3.5(10) | | 37=-5x+7 | | -3B-AC=C-4FORC | | (b+5)=2b+3 | | 8(12m+10)=1520 | | (x/2)+(x/9)=(11/18) | | 7x-14-6=6x+5x+18 | | 28=8+1/2x | | -9/z=5 | | nx-3n=7x | | 6n=4n+26 | | 1.96/4 | | 8x-10=24 | | .4x-.3x-9=9 |