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Algebra 9 Online
OpenStudy (anonymous):

Simplify 9 - {x - (7 + x)}. A)16 B)-2x + 2 C)-2x + 16 D)2x + 2

OpenStudy (lazyboy):

9 - [x - (7 + x)] 9 - [x -1(7 + x)] <- using distributive property 9 - (x - 7 - x) 9 - (-7) 9 + 7 {16} <-ANSWER

OpenStudy (anonymous):

tHANKS FOR SHOWING HOW TO DO IT

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