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)
7-(5*x) = 57 // - 57
7-(5*x)-57 = 0
7-5*x-57 = 0
-5*x-50 = 0 // + 50
-5*x = 50 // : -5
x = 50/(-5)
x = -10
x = -10
| 5w+10=35 | | -4-2a=-14 | | -5+3t=-23 | | 2(3+3x)-2=34 | | 5a+8=48 | | -6x-9=51 | | 6+3a=9 | | 6a+3=27 | | (x-a)(x-b)=c | | 15/12-11/6x=-11/2 | | 200+3x=7x | | 2+6n=56 | | 7a+10=87 | | -3w+5=-10 | | 8+3a=-25 | | -6t+6=78 | | 5d+6=11 | | 7(a-7)+24=4(a-4) | | (x-a)(x-b)+c=0 | | -3-5n=-8 | | -1-6n=41 | | 5w+4=9 | | (6+m)/2m=4/2 | | 3+4t=3 | | -7m-4=-25 | | 4d+4=44 | | 9+3b=-21 | | -2d+6=16 | | -6n+4=-2 | | 2t+8=32 | | 24x/52x=25*30x | | .9x-.7(3-x)=5.1 |