Suppose a school has 20 classes: 16 with 25 students in each, three with 100 students in each, and one with 300 students for a t
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Answer:
The answer is "Expression: x+(x+2)".
Step-by-step explanation:
Given:
The sum of two consecutive even numbers
Proving:
Let,
The First number is = x
The second consecutive number is = x+2
Calculating value by adding value:
Expression:
when x= 1, 2, 3 .... it gives:
That's why the sum of consecutive numbers is even.
Answer:
Step-by-step explanation:
Let
x------> the number of years
we know that
Solve for x