137k views
5 votes
Solve for x
9(x - 2)=18

2 Answers

4 votes

Answer: x=4

Step-by-step explanation:

Parenthases first. 4-2 = 2

Now multiply. 9 * 2 = 18

18=18

This equation is correct.

User Haojie
by
5.0k points
7 votes

Answer:

x = 4

Step-by-step explanation:

9(x - 2) = 18

9 * x = 9x

9 * -2 = -18

9x - 18 = 18

+18 +18

9x - 18 + 18 = 9x

18 + 18 = 36

9x = 36

---- -----

9 9

9x/9 = x

36/9 = 4

x = 4

User Gradbot
by
5.3k points
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