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PLEASE HELP ASAP #12!!!
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5 votes
PLEASE HELP ASAP #12!!!

PLEASE HELP ASAP #12!!!-example-1
User Ballzak
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2 Answers

6 votes
just substitute 4 for the x value.
User Glennanyway
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7.8k points
5 votes
all you have to do is add up all of the sides.
then once you have X, for part 2 all you need to do is replace X with 4 and then solve
User Dominic Santos
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