Agym membership costs $25 to join and $14 each month. write and use an algebraic expression to find the cost of the gym membership for 6 months.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.