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OpenStudy (anonymous):
Evaluate the following expression. 2(x + 9) for x = 4
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OpenStudy (anonymous):
2(4+9)=26
OpenStudy (anonymous):
how did you get 26?
OpenStudy (anonymous):
just insert 4 for the x, then you get 2(4+9) = 2(13) = 2*13 = 26
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