Find the lengths of DB and EC given the length of FB is 31.66 cm

Svetlana's hair is 4 4 centimeters ( cm cm) long. her hair grows 1 . 5 cm 1.5cm per month. svetlana wants her hair to be less than 1 6 cm 16cm long. write an inequality to determine the number of months, m m, svetlana can allow her hair to grow so that it is less than 1 6 cm 16cm long.

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

What is the prime factorization of 230