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=20E
We move all terms to the left:
-(20E)=0
E=0/-20
E=0
| 25/x=1 | | (5x-x)-15=17 | | 9x´8=7x+6 | | 13x-11=9x+1 | | 40+2x(20+x)=180 | | 6=22z | | 0.5(5-8x)=8(4x+6) | | 8x-4=136 | | 11x-6+3x+46=180 | | 2/5x-6=22 | | -4/5y-1/6y=870 | | 4x-(2x+4)=0.2(2x+16) | | y=-5*0.25 | | 3y/8–9=13+y/8 | | 3/4xB=12 | | 2n+22=4(n+3) | | 0.07x=0.2275 | | x^2=1.666 | | 4x-(2x+4)=1/2(2x+16) | | 3=1-7x/5 | | 4n-13=2n+9 | | 2h+9=-7 | | 10x-36=15x-11 | | 2.5x+13=23 | | 4k-26=2(k-8) | | 7x+55+100=180 | | 3/5x+1=3/2 | | c/18+5=8 | | h/5+13=20 | | 6b+8=14 | | 6x+1=7x-5 | | 15y+12=57 |