118k views
3 votes
I think of number I add 14 to the number and multiply the result by 3 if my final answer is 51 what number did I think of​

User Ihavprobs
by
4.3k points

2 Answers

4 votes

Answer:

The number is 3.

Step-by-step explanation:


3(14+x)=51\\42+3x=51\\3x=9\\x=3

User MikeTWebb
by
5.2k points
4 votes

Answer:

-1

Step-by-step explanation:

Let the number be x.

Then the equation will be:

3(x+18) = 51

=> 3x + 54 = 51

=> 3x = 51 - 54

=> 3x = -3

=> x = -3/3

=> x = -1

So, the number you thought of is -1.

User Liliane
by
4.6k points