3(x + 1) - (x-3) = 12 I need help I don’t I understand

2 answers:

5 0

Answer: 3

3X+3-X+3=12
2X+6=12
2X=12-6
2X=6
X=3

4 0

Answer:

Step-by-step explanation:

3x+3-x+3=12

3x-x=12-3-3

2x=6

x=6/2

x=3

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