If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-0.85t-0.85t-3.9=815
We move all terms to the left:
-0.85t-0.85t-3.9-(815)=0
We add all the numbers together, and all the variables
-1.7t-818.9=0
We move all terms containing t to the left, all other terms to the right
-1.7t=818.9
t=818.9/-1.7
t=-481+1/1.4166666666666
| 19-17j=-7j+19-10j | | -0.85t-0.85t-3.9=815 | | 3.25x=30 | | -4x=0.5(10x+18) | | 2+7(1+x)=3(x-5) | | m/2+1=-1 | | Y=10/3x+21 | | 1+2u=-5 | | 5y+3=4y-15 | | p/3+15=13 | | 8x-3+2x=-5+4x-1 | | 4k-9=7k+12 | | 19+12p=-5 | | 8×-3+2x=-5+4x-1 | | -9a=-153 | | -5(-3+15)=15m+13-4 | | 4(4-7x)=16-5x | | -14+4s=18 | | 2n=65 | | 2x+3x-18+x=54 | | 0.25(x-12)-6=4 | | 5x+2(9+x)=25 | | -6x-5(5x-3)=-202 | | y=-29/9 | | 3(n-4)=60 | | 4c+c+c+100=766 | | 14y=4(4y+19) | | y=-0.748+0.161 | | 2/3x+15=17=x=13 | | x+3-x42=38 | | 3n/2+1=5 | | 11c+40=161 |