Ageologist had two rocks on a scale that weighed 2 1/2 lbs together. rock a was 1/7 of the total weight. how much did rock a weigh?

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 rate of change of a line that passes through (2,-5) and (6,-2)?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)