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)
25*m^2-(9/49) = 0
25*m^2-9/49 = 0
25*m^2 = 9/49 // : 25
m^2 = 9/1225
m^2 = 9/1225 // ^ 1/2
abs(m) = 3/35
m = 3/35 or m = -3/35
m in { 3/35, -3/35 }
| 4/5x=-3/4 | | 2(129-3x)=4x+8 | | y=2/7*4+2 | | -16x=14 | | n/5=14 | | -y^2-15-35=0 | | 9y^2-34y+25= | | 22y^2-43y+21= | | 144t-16t^2=0 | | 4(-2-6x)=2(3-4x) | | -3x^2=0+7x+6 | | 431+(-25)+26+314= | | -6x^2+4x+5=0 | | 4x+8=10x-70 | | 16/-4 | | X+13=-20 | | (-621)+(25)+(-25)+(-251)= | | 8y^2-49y+6= | | 9a-3-4a= | | (3/-5)*(-2/9)*(-8) | | 516+(-31)+(141)+401= | | X+6x=161 | | (3x+4x)(4x-20x)=50 | | (-215)+(200)+314= | | 3y^2+19y+6= | | 3(z-(4z+9)+6)=4(z+1) | | -5+3x=1 | | -(4z-(12z+2))=2+(7z+0) | | 2x^2+24x-896=0 | | -(7-9a)-(2+8a)-37=-(4-7a)+(-a)+3 | | 4(5x-3)+5(8-2x)=3(3x+2)-4 | | 5(w+5)-8w=22 |