Ice begins to melt at 32°f. lead melts at 621.5°f. how many degrees fahrenheit above the melting point of ice does lead melt?

100 points, hi, i’m not sure how to get the equation from the graph and table.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?