Answer:
x = 4
Explanation:
1) Get rid of 2 from both sides
7x+2-2 = 7x
30-2=28
2) Divide both sides by 7
7x÷7 = x
28÷7 = 4
Hope this helps, have a great day!
Answer: 21=x
Step-by-step explanation: 7+2= 9 30-9= 21 21 = x Check: 7x3=21
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