*linear function review*
joseph wants to open a gym membership at 24 hr fitness . it costs $20 for registration and the fee is $35 per month.
need answer for all those ⤵️
a) write a linear function to a model the situation
b) *skipping b*
c) after 6 months, how much money did he pay?
d) after awhile, he ended up paying $650. how many months did he join?
dok 1: what formula and concepts are applied in this problem?
dok2: what do the slope & the y-intercept represent in this linear function?
dok3: explain the relationship between independent and dependent variables

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