3(x-1)=2x+9 help me :(

asked Feb 6, 2018 93.9k views

4 votes

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2 votes

Here's the way to get the answer.

1) 3x - 3 = 2x + 9
+3 +3

2) 3x = 2x + 12
-2x -2x

3) x = 12

SGarratt answered Feb 7, 2018

8.6k points

3 votes

3(x - 1) = 2x + 9
3x - 3 = 2x + 9
3x (-2x) -3 (+3) = 2x (-2x) + 9 (+9)
(3x -2x) = (9 + 9)
(x) = (18)
x = 18

x = 18 is your answer

hope this helps

Iammichael answered Feb 13, 2018

8.5k points

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