x+2x=9 whati is the answer
Answers
Answered by
1
Answer:
3
Step-by-step explanation:
3x=9
x=9/3
x=3
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Answered by
0
Answer:
3.5
Step-by-step explanation:
x + 2x = 9
2 + 2x=9
2x=9-2
2x=7
x=7/2
x=3.5
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