The answer would be D. y=75x+300 because if you multiply 75 and 20 you would get 1500 and subtract 1800 for how much was paid and 1500 for the result of multiplying 75 and 20
Answer is D. y=75x+300
1 cm is the base of the triangle
The answer is Day 3. The blue bar for day 3 is the tallest, which means that was the highest amount.