uc22912
13.12.2019 •
Mathematics
Ababy 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.
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Ответ:
The equation to find the baby's birth weight is 0.1x + 2 = 2.8 and the weight is 8 pounds.
Step-by-step explanation:
1. Let's check all the information provided to us to answer the question correctly:
Weight that a baby gains in the first 6 weeks after birth = 10% + 2 pounds
Weight that a baby gains in the first 6 weeks after birth = 2.8 pounds
2. Write an equation to find the baby’s birth weight, x.
Baby's birth weight = x
Baby'
0.1x + 2 = 2.8
0.1x = 2.8 - 2
0.1x = 0.8
x = 8
The equation to find the baby's birth weight is 0.1x + 2 = 2.8 and the weight is 8 pounds.
Ответ: