If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
(3/4)*w-3*w+5 = 13/2 // - 13/2
(3/4)*w-3*w-(13/2)+5 = 0
(3/4)*w-3*w-13/2+5 = 0
-9/4*w-3/2 = 0 // + 3/2
-9/4*w = 3/2 // : -9/4
w = 3/2/(-9/4)
w = -2/3
w = -2/3
| -3w+4/9=-5/9 | | -3w+4/5-7w=62/15 | | -3w+3/4-w=3/4 | | -3w+3/10=-19/20 | | -3w+10-4w=15 | | -3w+1/2=-71/2 | | -3w+1=7 | | -3w+1=-45/11+5w | | -3t=9/7 | | (x^2-9)(1-x)=0 | | -3t=1/2 | | -3t=-27/11 | | -3t=-3 | | -3t=-24 | | -3t-6=-15 | | -3t-5+t=17 | | -3t-3=-23/9-t | | -3t-2=-2 | | -3t-1/3=-10/3 | | -3t+9=21 | | -3t+7=t-33 | | -3t+7=32/5 | | -3t+5/6=-49/6 | | -3t+5=71/10 | | -x^3+x^2+9x-9=0 | | -3t+5+t=-1 | | -3t+4/5=67/15+t | | -3t+2/5+2t=2/5 | | -3t+1/9=65/99 | | -3t+1/7=3t+1 | | -3t+1/7=31/70 | | -3t+1=-1/4 |