331 students went on a field trip.Six buses were filled and 7 students traveled in cars.How many students were in each bus?
2 answers:
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Answer:
x=31 is the required number.
Step-by-step explanation:
Let the number be represented as "x".
Then, According to the statement given, "x" exceeds by as much as 44 exceed the number, then the equation can be written as:
⇒
⇒
⇒
⇒
Hence, the required number is x =31.
Answer:
Step-by-step explanation:
1. Let's write the following formula for calculate the area of a rectangle:
Where is the lenght (the longer side) and
is the width (the shorter side).
2. You know that the length is 2.5 times as long as the other side, which indicates a multiplication. Then:
3. So, you must substitute into the equation for calculate the area of the rectangle and then you must simplify.
4. Then, you obtain the following expression: