the sum of three times x and 9 is 15
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Answered by
1
Answer:
3x+9=15 ans
Step-by-step explanation:
3x+9=15 ans
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Answered by
7
3x+9= 15
3x=15-9
x=6/3
x=2
check: 3×2+9
= 6+9
= 15
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