Victor buys 2 postcards during each day of vacation. write an equation that shows the relationship between the days of vacation x and the number of postcards bought y.

Algebra 1: unit 6 part 2 of test a) the table shows a linear function. x 0 1 2 3 5 13 21 29 37 45 53 (a) determine the difference of outputs of any two inputs that are 1 unit apart. show your work. (b) determine the difference of outputs of any two inputs that are 2 units apart. show your work.

Let r = 3. what is the value of r + 58?

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.