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 5: Ask yourself what is being divided into x? Then multiply
both sides by that number, as shown in Example 1.
Problems 6-7: Ask yourself what is x being multiplied by? Then, the opposite is to
divide both sides by that number.
Problem 8: What do you need to do to both sides? (see Example 1.)
Problem 9a: Ask yourself what is x being multiplied by?
Then, the opposite is to divide both sides by that number.
Problems 9b: What do you need to do to both sides? (see Example 1.)
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