A friend gives you two baseball cards for your birthday. Afterward, you begin collecting them. You buy the same number of cards once each week. The equation y = 4x + 2 describes the number of cards, y, you have after x weeks.
Find and interpret the slope and the y−intercept of the line that represents this situation.
The slope is _____, while the y−intercept is ____. This equation represents starting with ____cards and adding ______cards each week.