ten less than three times a number is equal to 12; 3n - 10 = 12

Answer 1

3n -10 = 12

add 10 to both sides

3n -10 +10 + 12 +10

3n = 22

n = 22/3 the number as an improper fraction

or

n = 7 1/3 as an integer mixed with a ;proper fraction