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Mathematics 14 Online
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?

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

OpenStudy (anonymous):

Close.. lol I do have the shaggy hair like him.

OpenStudy (anonymous):

Haha

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