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)
(3/5)*(2*m-10) = (2/3)*m+10 // - (2/3)*m+10
(3/5)*(2*m-10)-((2/3)*m)-10 = 0
(3/5)*(2*m-10)+(-2/3)*m-10 = 0
3/5*(2*m-10)+(-2*m)/3-10 = 0
(3/5*3*(2*m-10))/3+(-2*m)/3+(-10*3)/3 = 0
3/5*3*(2*m-10)-2*m-10*3 = 0
8/5*m-30-18 = 0
8/5*m-48 = 0
(8/5*m-48)/3 = 0
(8/5*m-48)/3 = 0 // * 3
8/5*m-48 = 0
8/5*m-48 = 0 // + 48
8/5*m = 48 // : 8/5
m = 48/8/5
m = 30
m = 30
| 7(8)-42=x | | 9x-40=3x+11 | | 1-2b-(15-9b)=6b-5 | | 7x-42=4x-18 | | 3n^2-3=9 | | 6w-2+4w=28 | | 9z-3(5z-4)=18 | | 11-8x=107-36x | | 2(c-4)+8=0.5(6c+20) | | 1/3(12f-3)=4f-1 | | m^2+m=20 | | 9x+-3y=-12 | | x^4-3x^2-10x=0 | | 6x+6=86x-4x | | 82-6x=10x+8 | | 3/2p-14=p+13 | | 3d+14=1 | | (5x+7/5)+(6x-8/5)=(-1/3) | | 2/3-n/12=-1/4 | | b/-2-8=-6 | | 12-9x=52-23x | | 6h-8=3h+3-5 | | 113-6x=10x+7 | | 11-4=9x+2 | | 6p-q=19 | | 2x+50=5x+15 | | 2w^2-8w+42-w^2-7w-14=0 | | 22t-30=8t-12 | | 3a-6+(a)-3(a+8)= | | 10-6z+11z^2-6z^3+z^4=0 | | 2w^2-8w+42-w^2+7w-14=0 | | 12x-12=8x+1 |