Question

Translate the sentence into an inequality.

Twice the difference of a number and 7 is at most 30.
Use the variable w for the unknown number.

Answer 1

`2(w-7) < 30`

Explanation:

• Twice is translate as multiply by 2
• The different is the subtraction between
  `w` and 7
• at most 30 is equal to say that can't be greater than 30

Combine each step give us the next expression:
`2(w-7) < 30`

Answer 2

2w+14<(with the line under the <)30

Explanation: