Find −30÷(6a)-30÷(6a) when a=−5a=-5 . write the answer in simplest form

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n

Tim has obtained a 3/27 balloon mortgage. after the initial period, he decided to refinance the balloon payment with a new 30-year mortgage. how many years will he be paying for his mortgage in total?