Answer:
y = 0.35x + 18.99
Step-by-step explanation:
our y intercept is 18.99 bc thats what we start with at 0 letters
then our b or slope is 0.35 bc thats how much each letter costs. you can find it by subtracting 2 letters from 1 letter ( 19.69 - 19.34 = 0.35)
hope this helps <3
