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Is 7 a solution of 5x-3=12?

User Jeyamaran
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2 Answers

1 vote
No

5x-3=12
Add 3 to each side of whole numbers

5x=15

Divide each side by 5
x=3
User Petrichor
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4 votes
If 7=x? No.
5(7)-3=12
35-3=12
32=12
32 ≠12.....so no, it isn't.

User Ewall
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