If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
r/4 = 1/7 // - 1/7
r/4-(1/7) = 0
r/4-1/7 = 0
1/4*r-1/7 = 0 // + 1/7
1/4*r = 1/7 // : 1/4
r = 1/7/1/4
r = 4/7
r = 4/7
| 3(v-8)-7v=12 | | 5x+20=2x+14 | | p*212p+20=0 | | 24sin(3x)-23sin(6x)-36=0 | | 1/2×=-40 | | -3=8x-4 | | -4n+12=-3n-12 | | 6-3/4h=11 | | -3(-2+3)-3(-2)= | | 60+42.95x=57.5x | | X+5=5(2x-5) | | 4/7p=-8 | | 5+x+9=4x-4 | | 2x-2=11+5x | | 24sin(3x)-48sin(6x)+36=0 | | 1/7=-5 | | 4(3r-2)-9=91 | | -(5.4+x)7.8=-78.408 | | 1/2(4-z)= | | 8-5x=25 | | 1/2(4-z) | | 3/5y-2/3y | | 4=0.03x-4 | | 2x+21+9=x+21 | | 3m-1+10=39 | | Cos(4x)=4cos(x) | | 1/2•b•8=10 | | 5-2x-4x=10 | | x+11+2x+8=19 | | 3x+2(3x-6)=-4(3x-6) | | 2(x-6)+4(x-5)=4(2x+8) | | 7(6-7p)=7(p+6) |