If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
90 = x/3+85+93 // - x/3+85+93
90-(x/3)-93-85 = 0
-1/3*x-88 = 0 // + 88
-1/3*x = 88 // : -1/3
x = 88/(-1/3)
x = -264
x = -264
| 3xn=36-5 | | 4x-5=11x+54 | | 2r+18=100-18 | | 5/-9*3*-2/7 | | 21/1*3/7 | | 21*3/7 | | 4(2x-1)=10-3 | | 3-s=4-3s | | 4x-6+(-8x+11)= | | x^2-10+25=17 | | 3n+9=7-15 | | 7x+r=3x+16 | | -3(-6u+5)-u=7(u-4)-3 | | 24=-4(a+3) | | 1/5x+x+x-51=180 | | (3+x)*x=30 | | (3+x)*x= | | 5(y+8)=6(y-2) | | 3(b-5)=1-b | | 3+x*x=30 | | 5y+40=6y-18 | | x+3*x=30 | | 12+y=14 | | .5=-2 | | (2x^2+13x+18)/(x+4)=0 | | 3+6y+4=31 | | 5(x+x+1+x+2)=50 | | 2g+9=6g+1 | | 3(x+1)^2/3=48 | | 5+3y+7=33 | | (180-x)=3x-22 | | -1x^2+x+c=0 |