Question

Joe is thinking of a number 4 less than 9 times the number is 176. find Joe's number

Answer 1

ANSWER
176x9=1584-4=1580

Answer 2

176 is 4 less than 9 times the number, so add 4 to 176 and then divide by 9

176 + 4 = 180

180/9 = 20

Joe's number is 20