algebra
posted by paul on .
Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations descibe this problem?
a)s + p = $79.85 and s  p = $69.85
b)s + 2p = $79.85 and s + p = $69.85
c)s  p = $79.85 and s + p = $69.85
d)s + 2p = $79.85 and 2s + p = $69.85
and the answer i picked was b

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations descibe this problem?
a)s + p = $79.85 and s  p = $69.85
b)s + 2p = $79.85 and s + p = $69.85
c)s  p = $79.85 and s + p = $69.85
d)s + 2p = $79.85 and 2s + p = $69.85
and the answer i picked was b 
all of them!!!!hahaha

all of them!!!!hahaha
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