Write an equation for the line contains each pair of points.

(-1, -2), (-3, -4)

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"