Select the choice that translates the following verbal phrase correctly to algebra: The difference of m and 7 increased by 15

A) m - (7 + 15)
B) 7m + 15
C) (m - 7) + 15
D) m - 7 divide 15

(9th-grade algebra 1)

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.