alex walked 1 mile in 15 minutes. Sally walked 3520 yards in 24 minutes . in miles per hour , how much faster did sally walk tha
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it measures 50
good luck
-px + r = - 8x - 2
-px + r + 8x +2 = 0
-px +8x = -r -2
x(8-p) = -r -2
x= =