Thirteen people are being honored for their work in reducing pollution. In how many ways can we line up these people for a pictu
1 answer:
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Answer:
x = 22
Step-by-step explanation:
+ 2 = 6 ( subtract 2 from both sides )
= 4 ( square both sides to clear the radical )
x - 6 = 4² = 16 ( add 6 to both sides )
x = 22