3(x + 4) = 21
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Answers
Answered by
1
Answer:
3(x + 4) = 21
x+4 = 21÷3
x+4 = 7
x = 7-4
x= 3
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Answered by
0
Answer:
3x+12=21
3x=21-12
3x=9
x=9/3
x=3
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