Translate the sentence into an inequality. The sum of a number times 4 and 21 is at most - 22 . Use the variable y for the unknown number.
To translate the sentence into an inequality using the variable y for the unknown number, we can follow these steps:
1. Identify the unknown number: y
2. Translate the phrase "the sum of a number times 4" into algebraic expression: y * 4
3. Translate the phrase "the sum of a number times 4 and 21" into algebraic expression: y * 4 + 21
4. Translate the phrase "is at most" into an inequality symbol: ≤
5. Translate the phrase "-22" into numerical value: -22
Putting it all together, the inequality that represents the sentence is:
y * 4 + 21 ≤ -22
a number times 4 ... 4y
sum of 4y and 21 ... 4y+21
Now finish it off