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)
M/2 = 35 // - 35
M/2-35 = 0
1/2*M-35 = 0 // + 35
1/2*M = 35 // : 1/2
M = 35/1/2
M = 70
M = 70
| (6y-6)-(3+5y)=6 | | tan1818/1.5 | | (cos(x))(cos(2x))=0 | | ln(3x^2+4)=8 | | (5x/x)=5 | | 2(-14+3x)+2=28 | | x=32x-16x^2 | | 3x+5xy-12y=0 | | x^2-4y^2+6x+24y-31=0 | | 2d+3=3d-1 | | 17-s=-10/4 | | 4(7)-12=28-12 | | 6x^2+62x+192=0 | | 3c-11=-9.5 | | Z^2-0.9025=0 | | A=67*58 | | (x^2-x-12)(5x+7)=0 | | 17-5=-10/4 | | (f(3x^3)-f(3a^3))/(x-a) | | 5=49 | | -3.04*2.4= | | 2x+4=5z-(8) | | =13xy+13xy | | 42x/29 | | 5/127/12 | | 8n-22=9n+33-n | | 42x/29*23/21 | | 8n-33=9n+33-n | | 5/12/7/9 | | 5/12|7/9 | | 2x+20+x^2=180 | | 3|3/7 |