In a packet of 40 skittles , 30% are red . How many skittles are not red ?
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Your equations are right. just use the substitution method to solve. substitute y because both have that on one side
it'll look like 40x+30=30x+60.
then just get x in one side. I showed my owrk in the photo
it'll look like 40x+30=30x+60.
then just get x in one side. I showed my owrk in the photo