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OpenStudy (anonymous):
1) Explain the process to evaluate an algebraic expression for given values of the variables. 2) Evaluate the expression "-3x² - 4y + 9" when x = -2 and y = -5?
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OpenStudy (anonymous):
substitution -3(-2)² - 4(-5) + 9
OpenStudy (anonymous):
17
OpenStudy (anonymous):
What's 17?
OpenStudy (anonymous):
the answer
OpenStudy (anonymous):
does jb stand for justin bieber
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OpenStudy (anonymous):
Close.. lol I do have the shaggy hair like him.
OpenStudy (anonymous):
Haha
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