Phoebe spent $12.87 at the bookstore. She paid with a $20 bill. How much is her change?
2 answers:
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<span>Which expression is equivalent to x + y + x + y + 3(y + 5)? 2x + 5y + 5 2x + y + 30 2x + 5y + 15 2x + 3y + 10
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Answer:
Step-by-step explanation:
The first step to solve the exercise is to make the conversion from meters to centimeters.
Since , then the dimensions of the wood board in centimeters are:
Now, you must find the Greatest Common Factor (GCF). The steps are:
- Descompose 100 and 60 into their prime factors:
- Multiply the commons with the lowest exponents:
Therefore, the side lenght of each square must be: