If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t-12=90
We move all terms to the left:
t-12-(90)=0
We add all the numbers together, and all the variables
t-102=0
We move all terms containing t to the left, all other terms to the right
t=102
| -11x-29=32 | | 8-2(4x-8)=24 | | 5(3x-2)-5x=80 | | x-5x+3=-29 | | -4(u+4)=3(u+4)7 | | 7x-3=9x+17 | | -3(3x-5)=42 | | -19+x/2=3 | | 4p^2-12p=9 | | p+30+90=180 | | 13+r=-29 | | -4u-16=3u+9 | | -3x+5(x+2)=30 | | y-2y+y=2 | | R(x)=x(60-3x) | | 20-2x=70 | | 2y+3(y-2)=-36 | | (8-4x)(6-2x)=30 | | y-29=51 | | 3(4x+3)+4=37 | | 6.25=1.2x | | 2v+7(v+8)=20 | | 8x−6=18 | | -34-3x=8x+46 | | 19×y=405 | | 60=15(x-3) | | 180-8d=160-6d | | 12x/4*3=18 | | 2y-25=19 | | 6m+4=-4 | | 2-16t=6(-13t+2) | | 16-x=4=3x |