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quadratic equation word problems?
2 consecuitive whole numbers are x and x + 1. When the product of these numbers is subtracted from 47 times the first number x, the answer is 360. Form an equation in x and solve it to find the two possible pairs of consecutive numbers.
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Use this sentence.
When the product of these numbers is subtracted from 47 times the first number x, the answer is 360
- When the product of these numbers What is this product? It is x(x+1) - 47 times the first number x What is this? This is simply 47x - When the product of these numbers is subtracted from 47 times the first number x This means you have 47x - x(x+1) - the answer is 360 This means: 47x - x(x+1) = 360 Can you solve it now? |
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