If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
2*t-7*t-7 = -37 // + 37
2*t-7*t-7+37 = 0
30-5*t = 0 // - 30
-5*t = -30 // : -5
t = -30/(-5)
t = 6
t = 6
| -6+6w+3w=-42 | | -47=2n+2n-7 | | -8+4n-5n=-8 | | 6+4n+7n=61 | | 8+3k+k=8 | | 2+3a+5a=2 | | m+5+5m=35 | | -4+3x-7x=-8 | | 4+6x+5x=37 | | -3+6a+5a=-113 | | 7+k+k=-5 | | 7+a+a=23 | | -8-3a-4a=-36 | | 12=6b-5b+8 | | 7=-5d+4d+5 | | 3b-8-5b=-28 | | 63=2b+5b+7 | | n+19=31 | | 6b+1-3b=34 | | 4+a+7a=4 | | 6d+10-d=20 | | -2=w-2w+7 | | 6+7n-4n=6 | | 7x+8-6x=15 | | 7k-5+4k=-27 | | x^2+2x-k=0 | | -d+4+3d=-4 | | -5-4k+2k=-5 | | 7b-8+2b=91 | | m-7-7m=-49 | | 3+b-3b=-17 | | b-9-6b=-69 |