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OpenStudy (anonymous):
What is the value of the expression 8 + 15 - 3x when x = 4?
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OpenStudy (australopithecus):
replace x with 4 in the problem so 3(4)
OpenStudy (anonymous):
just change x into a 4
OpenStudy (anonymous):
8+15 - 3*4 8+15 - 12 23-12 11
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