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)
x = y/y+4 // - y/y+4
x-(y/y)-4 = 0
x-4-1 = 0
x-5 = 0 // + 5
x = 5
x = 5
| x+60+7x-4=180 | | 21=15+2a | | 7a^3+7ab^2+5a^2b+5b^3= | | 2(1.5)-C=6 | | 13-4x=11+2x | | 11v-8.8=13.2 | | -43+6x=10x+61 | | 8-2/3=11 | | 6x+3y=13 | | 5.00=5p-0.5 | | 17=-3(2x+1)+7x | | -9x-10th=62 | | 18=r*3 | | Y-2=3x-2 | | 0.4-0.6-7=1 | | 5x-80=2x+8 | | 5.00=5c | | 3/7(x-7)=7x-3+5x | | 9/2m-8=5.5+4m | | 4(18n+3)-5=4(b+3)m-9 | | 19=3r-7-5 | | 7+y-r/6-3+5=c | | 9-2m-8=5.5+4m | | 4b-(2c)=4 | | (x+8)+x=26 | | 2-4t=-14 | | 0.1x-0.8x-41=1 | | m*5=11 | | 5-3x=3.5x-8 | | s^3+512= | | 4b-2c=4 | | 1-p=4p+17 |