Answer:
The answer is x=14
Explanation:
21x+6=300
21x+6-6=300-6
21x=294
To find x divide both sides by 21.
21x÷21=294÷21
x=14
x = 14
21x + 6 = 300
- 6 - 6
21x = 294
/ 21 / 21
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