Evaluating Algebraic Expressions
Evaluating algebraic expressions is the process of replacing variables with specific values and then simplifying.
In the expression the letters and are called variables. If and then
Evaluate when .
Putting in the given expression, we have:
Thus, the answer is 22.
Evaluate when and
We have
Thus, the answer is 7.
Evaluate when and
We have
Thus, the answer is 8.
Evaluate , where
We have
So, the answer is
If and what is the value of