If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
w/4-21 = 31 // - 31
w/4-31-21 = 0
1/4*w-52 = 0 // + 52
1/4*w = 52 // : 1/4
w = 52/1/4
w = 208
w = 208
| x/11=2 | | -1.86x^2+11x=0 | | (X^4)-(17x^2)+16=0 | | -6(2y-9)= | | 5+3x+4(8-2x)=7-7x-(-8)-2x | | 10+5x=7x-8 | | 5+8+8=77 | | 1230-x=400 | | f(x)=x^3-3x^2-4x | | 3x+40=4x+30 | | 3w+w^2-40=0 | | 5(x+6)-6=25-3x-1+8x | | -2+4(x-4)=12x+2-8x | | w^3-4w^2-12w=0 | | -4(2.14)+2= | | 27-4p=17-3p | | 2m+8=38 | | -6x=-63+3x | | n-2+.7n=8.5 | | x^2-140x+7500=0 | | (3-2)-18= | | 155(x)+7500=0 | | -9=x/8 | | lg(13x-4)=2 | | 2500=p(1+0.05)(4) | | log(9x+11)=3+log(x+5) | | 4-2[6-(4y-4)]= | | log[2](9x+11)=3+log[2](x+5) | | 6-4-2= | | -3+12-6= | | .80x+.20(20)=.40(56) | | .80+.20(20)=.40(56) |