Which expression is equivalent to 6(2x+5y)

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?