solve the following equation : 3(x + 4) = 21
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Answered by
2
Answer:
3(x+4) = 21
= 3x + 12 = 21
= 3x = 21 - 12
=3x = 9
= x = 9/3
= 3
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Answered by
1
Answer:
3(x+4)=21
3x+12=21
3x=21-12
3x=9
x=9/3
x=3
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