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4 cards from this section. Quick, good the night before a test.
Define an algebraic expression.
Think about what symbols form a math phrase.
Identify the coefficient in the expression 7x + 5.
It's the number next to the variable.
What is an algebraic expression?
It combines terms and coefficients.
True or False: A coefficient can be zero.
Think about what happens when you multiply by zero.
Formulate an algebraic expression to describe the total amount earned if you make m dollars per hour and work h hours.
Consider the relationship between hours worked and hourly wage.
If the expression is 3x + 7 and x is increased by 2, what is the new value of the expression?
Substitute the new value of x and simplify.
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