If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
6 = x/7-3 // - x/7-3
3-(x/7)+6 = 0
9-1/7*x = 0 // - 9
-1/7*x = -9 // : -1/7
x = -9/(-1/7)
x = 63
x = 63
| 1+5(7+3x)=12+5x | | 13=m+21 | | -5.16p=15.48 | | 35n^2-98n-21=0 | | b/-12=-6 | | 3(x-(4x-1))=-3(2x-5) | | x^2+14x+n=0 | | 1+5(7+3)=12+5x | | 60=-16t^2-16t+480 | | -7=2d | | 1-3(x-2)=13 | | 3(x-2(x-5))-1=-3(2x-5) | | 8(3x-5)=20x-40+4x | | 3y+4=2.4 | | -3(r-8t)=k | | f-64=-23 | | 3(2x+10)-6=-3 | | -2n=-5(n-6) | | 7c-2(c-1)=17 | | 8(h-4)-h-(h+7)= | | 20f-4(5f+4)+16= | | 8v-11=7v-6 | | (5y-4)(-7y+2)=0 | | 0=-16t^2-16t+480 | | 3(2x+10)-6=3 | | 9(b-1)-c+3b+c= | | x^2+y^2=62 | | 5(2x+1)=8x-3 | | (-7a-2)(-3a-4)=0 | | x-2/6=9 | | 6m+6-9m=-3(m-2) | | (15+8d)(-5)-24d+d= |