Subtract. Use a number line to help you find the answer
URGENT

What is the common difference in the following arithmetic sequence 7,3,-1,-5

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.

For which pair of functions is (gof)(a)=|a|-2?