Need step by step would be nice, Links only no images, or if typed

Identify the slope and y-intercept of the graph that represents each linear situation and interpret what they mean. Then write an equation in slope-intercept form and use it to solve the problem.

A local club charges an initial membership fee as well as a monthly cost. The cost C in dollars is a linear function of the number of months of membership.

Find the cost of the membership after 10 months. Membership Cost Time (months) Cost

($) 0 $140

6 $506

12 $872

The cost of membership after 10 months is $