Question

a number, n, is added to 15 less than 3 times itself. the result is 101. which equation can be used to find the value of n?
3n - 15 + n = 101
3n + 15 + n = 101
3n - 15 - n = 101
3n + 15 - n = 101

Explanation:

Step1: Translate "3 times itself"

$3n$

Step2: Translate "15 less than 3n"

$3n - 15$

Step3: Add the number $n$ to the result

$3n - 15 + n$

Step4: Set equal to 101

$3n - 15 + n = 101$

Answer:

A. $3n - 15 + n = 101$