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If 3x-6=21, what is the value of x-2? A. 3 B. 5 c. 7 D. 11 ​
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1 vote
If 3x-6=21, what is the value of x-2?
A. 3
B. 5
c. 7
D. 11

​

User Srikanth Gurram
by
8.0k points

1 Answer

2 votes

Answer:


\large\boxed{c.\ 7}

Explanation:


3x-6=21\qquad\text{divide both sides by 3}\\\\(3x)/(3)-(6)/(3)=(21)/(3)\\\\x-2=7

User Kalvin Klien
by
8.2k points
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