What is the first step to solve the following system of equations using substitution?

What is the pattern in the values as the exponents increase?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks