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)
(40/48)*x-(21/48) = 28/48 // - 28/48
(40/48)*x-(21/48)-(28/48) = 0
(40/48)*x-7/16-7/12 = 0
5/6*x-49/48 = 0 // + 49/48
5/6*x = 49/48 // : 5/6
x = 49/48/5/6
x = 49/40
x = 49/40
| N+-7=-20 | | 28.3=2(3.14)x | | m+7n=22 | | -8y+-y= | | 8sinx+6cosx=5 | | -3x+3=3 | | 4x+-19x= | | B-1+7b=36 | | 5x+11y-2y+9= | | 5x+7=7x+22 | | 4(3)(9)+2(3)(x)=138 | | 9+t=95 | | 15w+-6w= | | 7(g+h)= | | -3y+-6y= | | 8x-25=12 | | X^2+kx+k+3= | | -5x+2=9 | | 12x+24=72 | | 7f+6=9f-4 | | -13y+4y= | | 3n+6=-51 | | b/2*6 | | -13w+3w+6w= | | -5x-2=9 | | 2z+3=-3x+6 | | 3+2(x+4)=5x+2 | | 2x+3=-3+6 | | 1.6y-9=-4 | | 12y+y+3y=28 | | 2x+10=64-4x# | | 22+f=15 |