When 12 is decreased by twice a number the result is?
William Howard 12 decreased by twice a number is equal to -34.
What is five decreased by twice a number?
Translating Expressions
| A | B |
|---|---|
| Two-fifths of a number | (2/5)n |
| Seven increased by 10 times a number | 7 + 10n |
| Five decreased by twice a number | 5 – 2n |
| Seven divided by 10 times a number | 7/(10n) |
What does it mean when a number is twice?
Two times as many. Example: 8 is twice 4. Or happening two times.
What does decreased by twice mean?
When the questions uses the word “decreased” this means that a value was subtracted by another value. The word “twice” symbolizes that a number was doubled or multiplied by 2. With this understanding, we can create the expression 52 – (symbolizing the word decreased) 2*x (symbolizing the word “twice a number”).
What is a number increased by 5?
| Verbal Statement | Algebraic Expression | |
|---|---|---|
| 1. | Five increased by four times a number | 5 + 4n |
| 2. | Eight less than twice a number | 2n – 8 |
| 3. | Three times a number, increased by 9 | 3n + 9 |
| 4. | The product of 4, and a number decreased by 7 | 4(n – 7) |
What does decreasing mean in math?
becoming less or fewer; diminishing. Mathematics. (of a function) having the property that for any two points in the domain such that one is larger than the other, the image of the larger point is less than or equal to the image of the smaller point; nonincreasing. Compare increasing (def. 2).
What is twice as much as 10?
20% is twice as much as 10%.
Is 10 twice as much as 20?
Answer. 20% is twice as much as 10%. 10% of $142 is $14. 20.
Which of the following is the mathematical sentence of twice a number decreased by twenty nine is seven?
Example 1: Write each sentence as an algebraic equation. A number increased by nine is fifteen….Search form.
| Sentence | Algebraic Equation |
|---|---|
| Twice a number, decreased by twenty-nine, is seven. | 2t – 29 = 7 |
| Thirty-two is twice a number increased by eight. | 32 = 2a + 8 |
