A baby elephant can weigh between 200-300 pounds at birth, making them the largest baby animals on
land. The weight the baby gains daily over the first 6 months of its life can be modeled by a linear
relationship. The equation y = 239 + 2z models the weight in pounds, y, of a baby elephant z days after it
was born.
a. How much did the baby elephant weigh at birth? Explain.
b. According to the model, how much weight does the elephant gain, Per day explain