Which step should be done first when solving the expression above?
What is the value of the expression:
Solve.
What is the value of the expression:
As Thomas was checking his homework, he found a mistake in simplifying the expression shown. Each step in the process should represent and expression equivalent to the original problem. Which step show the error that Thomas found?
Simplify:
Step 1:
Step 2:
Step 3:
Step 4:
Step 5:
For the problem above, after you made the correction. What is the correct answer?
Simplify: