Y=1/6x. Help me 10 points please please play play place boys please please please

Which expression is equivalent to the expression below? (6c^2 + 3c) / (-4c + 2) / (2c + 1) / (4c - 1)a. 3c(2c-1) / (2c + 1)b. -3c(2c-1)^2 / (2c + 1)^2c. 3cd. -3c(just took the test its d. -3c)

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)