Gina takes three hours of dance classes for x weeks. Which expression shows the number of hours Gina dances? x - 3
x + 3
3x
x ÷ 3

3x

Step-by-step explanation:

x = number of weeks.

When you plug in the number of weeks for x you'll get the amount of hours she had for dance classes.

Example: She has been doing classes for 3 weeks, how many hours did she do?

3x

3(3)

= 9(She had 9 hours of dance class combined for the past three weeks).

your answer is the frist one

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