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2 votes
Solve the inequality for x 12x>9(2x-3)-21

User Rye
by
6.5k points

2 Answers

4 votes

Answer: x=8

Step-by-step explanation: 12x > 9(2x-3)-21

12x > 18x-27-21

12x > 18x - 48

48 > 18x - 12x

48 > 6x

8 > x

User TrentWoodbury
by
6.0k points
3 votes

Answer:

The correct answer is x = 8

Explanation:

12x > 9(2x-3)-21

First start with parenthesis

12x > 18x - 27 - 21

-27-21 = -48

12x > 18x - 48

Now move the x value to the opposite side and switch the sign

12x - 18x > -48

Combine like terms

-6x > -48

Divide -48 by 6

x = 8

User Vinayak Hegde
by
6.0k points