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)
(-2/3)*w = 14 // - 14
(-2/3)*w-14 = 0
-2/3*w-14 = 0 // + 14
-2/3*w = 14 // : -2/3
w = 14/(-2/3)
w = -21
w = -21
| 14x-(9x-5)=30 | | Y-12-4x+3=-1 | | 9p=kp-7n | | -1+3/4c=-6 | | 6x-7=2x+4+2 | | 3/2x-2=6 | | 5mn+3mn-1mn= | | 6y-11y=-15-20 | | 2t^4+t^2-1=0 | | 3/10+5x=2/3x-1 | | U-3(x-1)+9=15 | | 12X^2-320X+1200=0 | | 960*x=768*x+(768*12) | | x^2+4x=4(x+16) | | 8/2= | | 7n^2-12n+5=0 | | 960*x=768*x+12 | | 99+5.50*f=15.20f | | 6(2c+c)=5(c-4) | | 99+5.50*f=20f | | 3X^2-80X+300=0 | | 5x+2y-10y+4-8x-7= | | 8(x-8)-4x=-4(-5x+4)+8x | | X/2-2=5 | | (x-4)(3)=x-6 | | 5670x=7000 | | x^2-22x-20=-140 | | 24x-3*x^2-48=0 | | -1.6+1.6y=-8 | | 2m^2=m | | 24x-3*x^2-45=0 | | 4xcubed=1728 |