SOLUTION: Write a linear equation in slope-intercept form to model a tree 4 feet tall that grows 3 inches per year.

Algebra ->  Linear-equations -> SOLUTION: Write a linear equation in slope-intercept form to model a tree 4 feet tall that grows 3 inches per year.      Log On


   

Question 66372: Write a linear equation in slope-intercept form to model a tree 4 feet tall that grows 3 inches per year.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
Y=mX+b
Y=3X+48 THE 48 IS THE STARTING HEIGHT (Y INTERCEPT). THE SLOPE OF 3 IS THE 3 INCHES PER YEAR WITH X BEING THE NUMBER OF YEARS OF NEW GROWTH.
EXAMPLE: IN 5 YEARS THE TREE WILL BE Y INCHES TALL OR
Y=3*5+48
Y=15+48
Y=63 INCHES TALL