What is 5 less than twice a number is 7?
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What is 5 less than twice a number is 7?
Five less than twice a number is 7. Hence the number is 6. 6. 5 less than twice the number is 7, which means twice the number is 7+5 = 12.
What is 5 more than twice a number is 7?
“Five more than twice a number is 7” is symbolized by 5 + 2x = 7. Then 5 + 2x – 7 = 7 – 7 or 2x – 2 = 0. Finally, 2x – 2 + 2 = 0 + 2 or 2x = 2 or 2x ÷ 2 = 2 ÷ 2 or x = 1.
How do you write seven less than twice a number?
1 Answer
- Let “a number” be represented by n.
- “twice a number” →2n.
- “twice a number and k” →2n+k.
- “7 less than twice a number and k” →(2h+k)−7.
What is seven more than twice a number?
Writing Two-Step Equations
| Question | Answer |
|---|---|
| 6n-6=12 | Six less than six times a number is 12. |
| n/3-5=-7 | Five less than the quotient of a number and 3 is 7. |
| 2n+7=1 | Seven more than twice a number is 1. |
| 5n-3=12 | the difference between 5 times a number and 3 is 12. |
What does 6 less than a number mean?
Subtract 6
Explanation: “Six less than..” means “Subtract 6 from”. Do not confuse this with “Six less…” which means “Subtract from 6”.
What does less than twice mean?
subtraction
“Less than” means subtraction, whereas “more than” means addition. Saying “twice a number” means that you are multiplying that number by 2.
What is seven divided by twice a number?
five more than twice a number: 2n + 5: the product of a number and 6: 6n: seven divided by twice a number: 7 ÷ 2n or three times a number decreased by 11: 3n – 11
What does twice a number mean in math?
In language usage (not mathematical meaning), “twice as many A as B” means A is two times more than B — or as you put it, A = 2B. (1) The English idiom “as many as” (including “as much as”) means the same quantity/number as.
What does twice a number mean?
“Twenty more than” means “20+”, because “more than” generally is telling you to add. “Twice a number” means “2*n.”. The reasoning behind this is that “a number” typically means a variable, and we’ll use n in this case (Though it doesn’t really matter which variable you pick.) And twice obviously means “2 times.”.