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September 15, 2014

September 15, 2014

Posted by **erin** on Saturday, July 21, 2007 at 8:27pm.

1)name which sets of numbers to which -28 belongs. my answer = integers,rationals,reals

2)the property illustrated by 7x(9+1)=(9+1)x7 is the. my answer = commutative property of multiplication

3)solve the equation 2/5y=3/14. my answer = 28/15

4)solve the equation 3(absolute value bars x-5)=12. my answer = null set

5)solve the equation (absolute bars y-8)+6=15. my answer = 17 I'll stop here for right now.

3. If y is in the denominator, you are right.

4. No, x=9 works, as does x=1

5. y-8=± 9 so y=8±9

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