Homework Hints

Problems 3-4 and 8

Problem 3: Ask yourself what is being subtracted from x? Then add that number to both sides, as shown in Example 1.
Problem 4: Ask yourself what is being added to x? Then, the opposite is to subtract that number from both sides.
Problem 8: What do you need to do to both sides? (see Example 1.)

Note: Homework Hints are given only for the levels 1 and 2 problems.

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