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OpenStudy (anonymous):
If x - 3 = 12, then what is the value of x - 3 + 3? Why?
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OpenStudy (anonymous):
x = x-3+3 = 15
OpenStudy (anonymous):
but why??
OpenStudy (anonymous):
x= 15 therefore the other problem with x just change it to 9
OpenStudy (anonymous):
thanks you guys
OpenStudy (anonymous):
Welcome
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