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posted by cassidy on Tuesday, October 16, 2007 at 8:05pm.

solve ax - 5 = b for a

a times a number - 5 = b so, add 5 to both sides ax-5 = b +5 +5 so now you have ax = b+5 divide both by x and you get a so ... a=(b+5)/x

|y|=9

|y|=9 9 -9

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