how to do the equation of 7(x-3)=21
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Answer:
6
Step-by-step explanation:
7 ( X-3 ) = 21
⇒ 7x - 21= 21
⇒ 7x = 21 +21
⇒ 7x = 42
⇒ X = 42/ 7
⇒ x = 6
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