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• What is an algebraic expression? An exp
or more variables
• To evaluate: Suositut the var
then follow the
Directions: Evaluate each expression using
1. 7x + 4y if x = 5 and y = -3 2. 9,

Respuesta :

1. its 23, because if you were to substitute 5 for x, 7(5) = 35 and if you were to substitute -3 for y, 4(-3) = -12. Therefore, 35 + -12 = 23.

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