Question

Determine the value of y if x is -10:
y= l x -9 l +2

Answer 1

y = 21

Explanation:

y = | x - 9 | + 2 ( substitute x = - 10 )

= | - 10 - 9 | + 2

= | - 19 | + 2

= 19 + 2

= 21