josieelliker
josieelliker
22-09-2014
Mathematics
contestada
[ 7 + 0.25 ( -2/3 • -15)] -1/2
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AndyBryer
AndyBryer
22-09-2014
Ok so first we evalute -2/3*-15 this equals 10
Now we multiply this by 0.25 and add 7, this equals 9.5
Finally we subtract 1/2 which equals 9
(7+0.25(-2/3*-15))-1/2=9
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