If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(-4/7)*a-(2/5) = -22/35 // + -22/35
(-4/7)*a-(2/5)-(-22/35) = 0
(-4/7)*a-2/5+22/35 = 0
8/35-4/7*a = 0 // - 8/35
-4/7*a = -8/35 // : -4/7
a = -8/35/(-4/7)
a = 2/5
a = 2/5
| 1/2t-4=-22/5 | | -5n+3/5=-2/5 | | -6n-5=-3 | | -1/2w+4=17/4 | | 4n-3=-1/3 | | 7b-9=-44 | | 2/3-3b=-40/21 | | 1/2k+2/7=23/7 | | 4/7m+5=253/49 | | -3/7x+7/9=272/315 | | 8/9+3/4m=-11/18 | | 3/4-3b=27/4 | | 7/9-5t=-488/9 | | 6n+3=63/11 | | 4+4d=44 | | 4/5+5/7k=103/35 | | 3x+10=17/2 | | 4,5*4.5+3+x*3+x= | | 2/3d-4/7=100/21 | | -2/3k-4=-24/7 | | 5/7w+4/7=4/7 | | 2+7k=8 | | 4/5-2/3k=32/15 | | 3/7b-1/4=89/28 | | -w+2/5=-28/55 | | 5x=9y | | -1-7x=-64 | | 5/7m-2/5=41/210 | | 4/5x+9=47/5 | | 1/3-w=25/3 | | -1/4-3/4b=13/2 | | 10+3x-16x^2=0 |