64÷558= i need the answer and sgow how work it out

For what values of b will f(x)= logbx be a decreasing function? (16 )

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

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