a.(100-64-5x3):7x(5+45:5:3)-2x(8-8:4x6:3= b. (231-18:3x9+12:4x8)-(56:7x9+63:9x4):10= c.27:(3x2x5-24:8x9):3x(72:8:9+64:8:4x3:6x14:7:2=
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2024-04-27 07:58:20
(100-64-15):7*(5+9:3)-2*(8-2*2)=b 21:7*8-2*4=b 3*8-8=b 24-8=b b=16 (231-6*9+3*8)-(8*9+7*4):10=c (231-54+24)-(72+28):10=c 201-100:10=c 201-10=c c=191 27:(6*5-3*9):3*(9:9+8:4*3:6*14:7:2)=a 27:(30-27):3*(1+2*3:6*14:7:2)=a 27:3:3*(1+6:6*14:7:2)=a 9:3*(1+1*14:7:2)=a 3*(1+14:7:2)=a 3*(1+2:2)=a 3*2=a a=6
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