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3 votes
3 votes
3x² + 6 = 18. Find x

User Lil Ari
by
3.0k points

2 Answers

5 votes
5 votes

Answer

x= 2

I hope you are you

User Ratiorick
by
2.7k points
9 votes
9 votes

Answer:

2 or -2

Step-by-step explanation:

3x² + 6 = 18

3x² = 18 - 6

3x² = 12

x² = 12/3

x² = 4

x = +2 or x = -2

User Keflavich
by
2.4k points