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Example 5.46 from Prealgebra, 5.4 Solve Equations with Decimals
Translate and solve: The product of and is
Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.
| Translate. | ||
| Divide both sides by . | ||
| Simplify. | ||
| Check: | Is the product of −3.1 and equal to ? | |
| Let : | Is the product of and equal to ? | |
| Translate. | ||
| Simplify. | ||
The book's Try It right after this example: same idea, new numbers. Only the answer is given.
Translate and solve: The product of and is
How did it go?