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82/7-(55/7)
82/7-55/7
27/7
| z-11=-7 | | 0.30x+(0.55)(480)=(0.40)(480) | | 8x+12y=480 | | 2x-11+7=x-6 | | 2x-7.5=3x-5 | | -3+5-6= | | a+b+2c=90 | | -x+4=6+2x | | -10x+9y=-14 | | 32-4v=5v+5 | | 7/2(3) | | 2x+28+6=x+23 | | 9/4(4/3) | | 3(y-12)=15 | | 32-4z=5v+5 | | (8x/2y-3x)-(5y/3x-2y) | | M/16-9=41 | | a+a+a+b=50 | | 02/5w=40 | | 7=x/50 | | 02/5w=4 | | n+n-(5+5)=30 | | 2z+4=4z-8 | | -6x-3.3=-9x+4.5 | | x-1=8x+1 | | 2x+28+x+23=6 | | 5w+5=4w+11 | | 5w+5=4w+12 | | n+n-(5+5)= | | 3(2x-4)=6-3(x+3) | | -5w-3+7w=2 | | 2x-6-7+2x=11 |