Tamer goes swimming every 8 days. Amira goes swimming every 6 days. On which day will Tamer and Amira go swimming together?

d. 9

step-by-step explanation:

in the table given in the picture, x is the input of the function and f(x) is the output on the given input. in the given table, it can be read as the value of function at -3 is it's respective value of f(x) which is -9.

as we have to find the value of f(3), we will see that what is the value of output on input 3. we can see in the table that the output value at x=3 is 9.

so, option d is the correct answer ..

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.