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)
(1/5)*x-7 = -12 // + 12
(1/5)*x-7+12 = 0
1/5*x+5 = 0 // - 5
1/5*x = -5 // : 1/5
x = -5/1/5
x = -25
x = -25
| -2(3m-10)=5(4-m) | | -1/2x-3=-8 | | 4y-8=28 | | 1/5-7=-12 | | 26=8-v | | s^4+4s^3+40s^20+1600s+8000=0 | | 11x+10=7x+19 | | 64u^2-49= | | 10=b/4 | | 4x^3+4x^2-2x-2= | | x^4-11x^3-12x^2= | | -1/3(x+9) | | -40-4m=-3(-7m+5) | | 3(x+1)=3(2x-3) | | 6/9=x/144 | | -48=-3(4+3k) | | 42x=126 | | 3(8k-6)-6k=4(2k+3) | | 10-5x+7x=-3x-15 | | 2=-1/3(x+9) | | 4x+71=3x-13+7x | | -3(a+1)=-6 | | 2/3(x+4)=3/8(x-3) | | 4y-y=7{2} | | 5(-4)-4y=10 | | -3x+10=-8x | | 140y=35v | | 5x-11=-6 | | 13x^3-4x^2y+6y^2= | | 4t-2=-2t-2 | | 36-c^2-5c= | | 8x-50=-3x+5 |