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/7 = -31 // + 31
31-w/7 = 0
31-1/7*w = 0 // - 31
-1/7*w = -31 // : -1/7
w = -31/(-1/7)
w = 217
w = 217
| 5/6x8/9 | | (6-i)+(7+3i)= | | -2(w+9)=4w-24 | | 21y+4-6y=9 | | 24=-12x^2+36x | | 1/(x^2-8)-1/(x^2-2x-2)=0 | | onethird(6x+24)-15=-onehalf(12x-6) | | ((((cos)x)-2)/(cos(x/2)))=2 | | 3x-15(3-4x)=-33+4(-2-1) | | 12(2/3-2w) | | 9u-43=-8(u-1) | | 7.5g+3.5g= | | x^2-8-x^2-2x-2=0 | | W/3–6=—8 | | 3x-15(3-4x)=-33+4(-2-2) | | 10x-4=x+5 | | x=22.665x+5428.92 | | 5.28=x+2.14 | | x^3+3x^2-2x+5=4x+13 | | 2/5(3x-7) | | 3.5n=-63 | | 22+(-8)-32-(-12)+8= | | 5x-2+1=9 | | 0+3*y=1 | | -6x^6-5x^5-31x^4-25x^3-29x^2-20x-4=0 | | a(a-4)-2ab+5b= | | 3(c+2)+6(c-6)= | | 28=-7h | | -8-y+8x+5y= | | 4n-8-n=9n+7 | | 8v+6(v-5)=26 | | 10x+9=3x+30 |