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04-05-2017
Mathematics

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help please?
thx -2 questions

help please thx 2 questions class=

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HammyTheKid HammyTheKid

04-05-2017

1) square both sides
x-5 = 16
add 5 to both sides
x = 21

2) square both sides
2x+15 = x+10
subtract x from both sides
x+15=10
subtract 15 from both sides
x= -5

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