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((4/7)/17)/21 = 0
(4/7/17)/21 = 0
4/119/21 = 0
4/2499 = 0
L <> R
| -4w+2w= | | 2.5x^2-1=0 | | (7+8)6= | | 10y-4=6y+22 | | |2/3x-5|=17 | | 5x-3+x+2= | | 12-5X=3x-4 | | 5x-(3x-12)=30 | | (11-2x)/5=2-x | | 7p-pq-6pr= | | -10(-4+n)=-210 | | 38-(2x+4)=2(c+7)+c | | .66(3x-12)=-22 | | -4-4n=20 | | -4=2x/7 | | 21x+39z= | | -4-3x=-7 | | 1-sec^2x=-tan^2x | | -5(2t-4)+8t=6t-5 | | 3-4b=43 | | X^4/3 | | (5x-4z)(7x-2z)= | | 2.5m-5=9 | | -4(5+k)=16 | | X=Asen(wt+B) | | 3(4)+5= | | -4n+2=22 | | y=0.25+2 | | 3x-6=2y-11 | | 5x-2m=mx+3 | | ln(x+1)-ln(3x)=1-ln(2) | | y=0.25+5 |