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)
(8/7)*x+2/7 = 0
8/7*x+2/7 = 0 // - 2/7
8/7*x = -2/7 // : 8/7
x = -2/7/8/7
x = -1/4
x = -1/4
| (1/2)(-51/9) | | 2k-18=18 | | 15120+15120x=16036.84211 | | x-0.05x=15235 | | 12x^5+6x^3+27x=0 | | x-0.05x=14364 | | 10x+260=600 | | 4x^2-15+19=5x+10 | | 25-2h=h+7 | | 26-2h=h+7 | | 30x+6y=12 | | 3k-5=2k+2 | | x^2+13x-6=3x+5 | | 12-20p=-15p-15 | | 32-3f=27-2f | | 3w+67=98-67 | | 5.4(x+5.3)=-5.5(x+5.8)+11.47 | | 48+y=14 | | 93-2x=17 | | 3.2/x=2.7/2.8 | | 2w^3-5w^2-12w+30= | | A=1/2*17*6 | | A=1/2*34*12 | | 12*y^2*(y/3+(9*x)/(y^2))=4*y^3-72 | | 12y^2*(y/3+9x/y^2)=4y^3-72 | | 3.4/x=2.5/4.4 | | x-5/4=-7 | | 7x+3x=9x | | 14=4(x-4)-(x-6) | | 4.4/x=2.7/5 | | 20x^2-15=5x^2+31x-3 | | 20x^2-15=5x+31x-3 |