CPM Homework Help : CAAC Problem 6-21

Determine if the statement below is always, sometimes, or never true. Justify your conclusion. Homework Help ✎

2(3 + 5x) = 6 + 5x

Step 1:

Simplify both sides as much as possible and see if they are equal to each other.

Step 2:

6 + 10x ≠ 6 + 5x.

Hint:

So, it is not true for all values of x. But is there any value of x that makes the statement true?

Answer:

Yes, The statement is sometimes true since x = 0 makes the statement true.