Concept explainers
To calculate: Solve using the five-step plan. Write out each step. A choice of possible numbers for one unknown is given.An oil painting is 16 years older than a watercolor by the same artists. The oil painting is also three times older than the watercolor. How old each? Choices for the watercolor's age: 4, 8, 12.
Answer to Problem 1P
the age of watercolor is
Explanation of Solution
Given information:An oil painting is 16 years older than a watercolor by the same artists and the oil painting is also three times older than the watercolor.
Calculation:
Step 1: Here we have two unknowns, age of watercolor and age of painting.
Step 2: Let
Step 3: As given, oil painting is three times older than the watercolor such that
Step 4: Choices for
True / False | ||
4 | False | |
8 | True | |
12 | False |
From above table we can say that the age of watercolor is
Step 5: Now we verify the answer
An oil painting is 16 years older than a watercolor:
oil painting is three times older than the watercolor:
Chapter 1 Solutions
Algebra: Structure And Method, Book 1
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