Question

Translate the phrase into a math expression. 30 added to a number that is decreased by 5

a. n – 5 + 30
b. 30 – n – 5
c. 30 + 5 – n
d. 30 + (n ÷ 5)

Answer 1

If you want to translate the phrase 30 added to a number that is decreased by 5 into a math expression, you can do it like this:

a number ... n
30 added ... + 30
decreased by 5 ... - 5

Now you just have to put this together: n + 30 - 5 or n - 5 + 30. So, the correct result is a.