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Interpreting Expressions Breanna thought of a number, added 5 to it, and then multiplied her answer by 3. She got a final number of 21. What was her starting number?

Interpreting Expressions Breanna thought of a number, added 5 to it, and then multiplied her answer by 3. She got a final number of 21. What was her starting number?
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Interpreting Expressions

Breanna thought of a number, added 5 to it, and then multiplied her answer by 3. She got a final number of 21. What was her starting number?

asked
User Kundan Atre
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7.2k points

2 Answers

2 votes

Answer:

r u going to be a little late to the party but I

answered
User Hedede
by
7.7k points
2 votes
starting number is 7.


2+5 = 7

7x3 = 21
answered
User Filnik
by
8.2k points
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