Final answer:
The value of the expression (11*7)-9*8 is 5.
Step-by-step explanation:
The given expression is (11•7)-9•8.
To evaluate this expression, we need to follow the order of operations, which states that we should first perform any calculations inside parentheses, then any multiplication or division from left to right, and finally any addition or subtraction from left to right.
Using the order of operations, we calculate 11•7 = 77 and 9•8 = 72
Summing these results, we get 77 - 72 = 5.
Therefore, the value of the expression (11•7)-9•8 is 5 (option A).
Learn more about Evaluating Expressions