Help Please

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Asquare parking lot has 6,400 square meters what is the length in meters