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2 votes
A number is doubled and then increased by nine. The result is ninety- Three. What is the original number?

User MarkH
by
3.9k points

1 Answer

7 votes

Answer:

42

Explanation:

First you subtract 93 by 9. You get 84. Then you divide it by 2. Which is your answer, 42.

This can be represented as:

93=2x+9

First subtract 9 from both sides

84=2x

Then divide by 2 on both sides

42=x

User PepperAddict
by
4.4k points