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)
3*(5-(7*t)) = -195 // + 195
3*(5-(7*t))+195 = 0
3*(5-7*t)+195 = 0
3*(5-7*t)+195 = 0
210-21*t = 0
210-21*t = 0
210-21*t = 0 // - 210
-21*t = -210 // : -21
t = -210/(-21)
t = 10
t = 10
| 3(3+2b)=-9 | | 6(-5t+5)=-330 | | 4(1d+9)=76 | | 6(3n+3)=108 | | 3(10-6t)=174 | | 7(6w-9)=-63 | | 4(-3+6w)=228 | | 5(2+7t)=-305 | | 4(-10+7w)=212 | | 0.02x-0.5=0.12x+0.1-0.4x | | 5(-8+2m)=40 | | 4(-6n-7)=-172 | | -3b+8=-4b+6 | | 4-4w=w-6 | | 1+2w=w-8 | | t-8=-7t+0 | | 10+5t=-7t-50 | | -1-m=7m+95 | | -4d-1=-3-6d | | 1-6w=-4w+9 | | 4n+7=2n-13 | | -6x+6=87+3x | | -1+7x=5x-1 | | 4(x/4+3)=12 | | -w-7=6w+70 | | -6+2x=3x+0 | | x/5-5=7 | | -r^2-5r-6=o | | -2+3b=-5b-18 | | 4k+10=6+5k | | -2+4b=-5b+97 | | -3w+4=64+7w |