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ALGEBRA 1 help

If three times a number is decreased by 5, the result is 7. Find the number.

IS THIS RIGHT ?

3x -5 = 7
+5 +5
__________

3x = 12
___ ____
3 3

x=4

IS THIS CORRECT

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  1. That's correct.

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  2. You can always do a simple check of your answer, without redoing the derivation.

    3x4 - 7 = 5.

    Therefore, your answer is correct.

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  3. thanks

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