Question

test prep a baby usually gains 10% of its birth weight plus 2 pounds in the first six weeks after birth. a baby gained 2.8 pounds. write an equation to find the baby’s birth weight, x. enter the correct equation in the box. show hints

Explanation:

Step1: Define weight gain relation

Let \( z \) = birth weight. 10% of birth weight is \( 0.1z \), plus 2 lbs equals total gain of 2.8 lbs.
Expression: \( 0.1z + 2 = 2.8 \)

Answer:

\( 0.1z + 2 = 2.8 \)