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प्रश्न
Write two different algebraic expressions for the word phrase "`(1/4)` of the sum of x and 7.”
उत्तर
First expression = `1/4(x + 7)`
As we know, the addition is commutative
So, it can also be written as = `1/4(7 + x)`.
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संबंधित प्रश्न
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At age of 2 years, a cat or a dog is considered 24 “human” years old. Each year, after age 2 is equivalent to 4 “human” years. Fill in the expression [24 + `square` (a – 2)] so that it represents the age of a cat or dog in human years. Also, you need to determine for what ‘a’ stands for. Copy the chart and use your expression to complete it.
| Age | [24 + `square` (a – 2)] | Age (Human Years) |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 |
