Evaluate the expression for a = 5, b = 11, and c = 3. 2a + 2c(b − 5) a. 64 b. 46 c. 54 d. 163

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.

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?