Answer:
first would be 5-6 and second would be 8-10
Step-by-step explanation:
Answer:
11.5 in
Step-by-step explanation:
Answer: The required value is

Step-by-step explanation: The given functions are:

We are given to find the value of 
We know that, if s(x) and t(x) are any two functions of a variable x, then we have

Therefore, we have

Thus, the required value is

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2x+3y is the expression simplified