Billy has a gift card with a $150 balance. he buys several video games that cost $35 each. after the purchases, his gift card balance is $45. write an equation to find out how many video games billy bought

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Whats the name of the vertical axis

When only separate discreet points are graphed it is called?