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OpenStudy (anonymous):
Evaluate y = x – 13 when x = –3.
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OpenStudy (cwrw238):
replace the x in the equation by -3:- y = -3 - 13 = ?
OpenStudy (anonymous):
10
OpenStudy (cwrw238):
no - it helps to think in 'directions' when you are evaluating negatives imagine that -13 and -3 are temperatures - degrees centigrade say
OpenStudy (anonymous):
-16
OpenStudy (cwrw238):
|dw:1423651828409:dw|
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