The height of a tree is given by the equation y=20+5x where y is its height in cm and x is the number of weeks after the tree is planted.

(a) Find the height of tree after 3 weeks and 5 weeks.

(b) What does y-intercept represent? ​

Respuesta :

Answer:

A.(I)y=35

(ii)y=45

B.y represents height