The table shows the heights y (in centimeters) of a plant after x weeks. How many centimeters does the plant grow in one week? Table:
x: 0: 6: 12
y:20:29:38

Fiona joins a fruit of the month club. the entry cost was $25 and then she pays $18 per month. if she participates for 8 months, how much will she pay in all? how much in 10 months?

Solve the equation by completing the square. x^2+2x=17

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5