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99;66;12;2;7;6
(5*y)/9 = (4*y)/7
518;35;7;3;0;0
12030;200.5
518;35;7;3;0;0
| 2cosx^2-2sinx^2=0 | | -7625+185k=0 | | 5y/9=4y/7 | | (88-x)=3x | | .5x^2-3x+1=0 | | 0=2cos^2x-(2sin^2x) | | (10x-6)=(3x+5) | | 4(5x-22)=72 | | 4-13=4(x-9) | | (9-3x)(5x-7)=0 | | 5(x-3)+x=3(2x+5) | | (4x*4x)+(3y*3y)=2500 | | 60x^2(2x^2-3x-2)=0 | | 25+2y-2=10y-12-3y | | 5e^6x=20 | | 30n-54=216 | | 8(3g-2)=12(2g+1) | | 0=10+12x^2 | | 20.50x+100+234=1154 | | 6m+4.25=43.25 | | P=q-3x | | 12x+x=42 | | (K^2)-4k=-4 | | G^2+2g-20=15 | | 2/3(X)=-6 | | 7(-4)=7-(-4) | | 7(-4)=7-4 | | 3473.25=1540+175.75x | | 9x-3=4x-3 | | 7(-4)=7+-4 | | 4cos(x)+5=7 | | 7x+50=155 |