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x^20 = 2
z-(1/z) = 0
7;4
3;15
V/7 = 98
| 8*-4+5*11.2=24 | | 3+5x=-3x+67 | | 7a-15=5a+11 | | z-1/z=0 | | 5x-1+x-8=4x+4 | | 8*-4+5y=24 | | 2x+2=3x-52 | | 16n=-912 | | 8*-4x+5y=24 | | 6c=522 | | -6+(-36)=3x+27 | | Sin(45-x)= | | (8x+6)+(11-8x)= | | V/7=98 | | -7*3*-4+-6*-4=4 | | 4f-8=4f+8 | | 1/4w-4=3w | | -4x-1=2x+11 | | -7*-3y+8-6y=4 | | z-1/2z=0 | | 7x-4-6x=-9 | | 4(x-3)-24=66 | | -7*-3y+8=4 | | -29=-7y+2(y+8) | | 14c-2=2c+22 | | -5y+2=10-4y | | 2*-4y+7y=3 | | 24x+42=-7x | | -5w-3=9-3w | | 7u+6=-10-9u | | 25*60w*5hr/120v=7.5Kw | | 2*-4y+7=3 |