Answer:
x = 5
Explanation:
Expand:
Use distributive property:
3x + 6 = 21
3x = 15
Divide:
(x + 2) = 21/3
x + 2 = 7
Check your work:
3(5 + 2) = 21
15 + 6 = 21
21 = 21
Correct
hmm easy peesy
3x+6= 21
21-6=3x
15=3x
5 = X
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