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OpenStudy (anonymous):
evaluate the following expression for x=5 and y=-7 5x+7y-3x+8
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OpenStudy (anonymous):
5(5)+7(-7)-3(5)+8=31
OpenStudy (anonymous):
oops typo. it comes out to -31 not 31
OpenStudy (anonymous):
5(5)+7(-7)-3(5)+8=25-49-15+8=-31
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