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)
(1/2)*x-25 = 30 // - 30
(1/2)*x-30-25 = 0
1/2*x-55 = 0 // + 55
1/2*x = 55 // : 1/2
x = 55/1/2
x = 110
x = 110
| 5x-5=5(x+8) | | -14-x=4x+18 | | 3/4b-1=-7/8b+4 | | 10x+15=-6x+3 | | x/5-x/10+4=x+4 | | .80x+0.20(90)=0.40(73) | | -8+x=-30 | | x^2+3x-14=9x+2 | | 3(x+7)+3=7x-4(x-3) | | ((10x+5)/(x^2-2x-15))*((x^2-x-6)/(6x+3)) | | 3/(x+5)+2/(2x+4)=4/(x-2) | | 2+4(4x-5)=7-3(2x-1) | | x^2-x-22=8 | | (4x-6)(5x+7)=0 | | 2A-7B-9C-8D+9E+4F+6G=8 | | 2/2x^2+3x-8 | | 22/40=14/x | | 22/40=11/x | | x-20=-3 | | 2x^2-7=23 | | 22/40=16/x | | 3(x+1)-2=5x-2(2+x) | | x+20=30 | | 22/40=18/x | | k^4+11k^2+30= | | 5x^2-7=73 | | 5.95*12= | | -3y-18=5+14 | | 3x^2+2x=165 | | 22/40=22/x | | 7q-4=17 | | 9(y-4)/2=-4y |