1 answer
(click or scroll down)
To find the cost of one pencil using the equation \( y = 0.19x \), you need to substitute \( x = 1 \) (since you want the cost for one pencil).
So,
\[
y = 0.19 \times 1 = 0.19
\]
The cost for one pencil is \( \$0.19 \).