If it's not what You are looking for type in the equation solver your own equation and let us solve it.
m in (-oo:+oo)
(7*m)/8 = 2 // - 2
(7*m)/8-2 = 0
7/8*m-2 = 0 // + 2
7/8*m = 2 // : 7/8
m = 2/7/8
m = 16/7
m = 16/7
| 6e^3x=15x^2 | | x^2+0.015x-0.009=0 | | 6x-9x+15x=90 | | -x^2-2x+12=0 | | x-6(2)=3x+4 | | 75/a=15 | | 11x+6y=49 | | 4.2x-2.16=1.68-5.5x | | 5-(-2)=3 | | -5(x-1)+8x=7+1 | | -2/3y=-1/9 | | -9x+6+10x=-2+5 | | 4a/7=8 | | x^4-12x-13=0 | | a-2b=-11 | | 2w-4=7-7w+4w | | 15(x-7)=90 | | 5+z=3 | | =3(2X+9)+4(7-X)-12 | | 9y-5=15y-1 | | x+5x=23+1 | | x^2y^2-3xy+3=0 | | x+10+x^2=0 | | xif(1+3x)=14 | | (15-10x)=2x-3 | | 27=3(2x+5) | | (x^2+x)(x^2-x)=0 | | 4(x-1)+2x=6x-4 | | 4z-5=9 | | 8(X+11)=10(X-7) | | -2[(x+2)+(x-2)]=(x-1)-(x-3) | | (2x-3)=2x-3 |