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What is x if 9x -3 = 78 Please Explain!

What is x if 9x -3 = 78 Please Explain!
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5 votes
What is x if 9x -3 = 78
Please Explain!

User Aman Verma
by
8.3k points

2 Answers

1 vote
9x-3=78
9x=78+3
9x=81
x=81/9
x=9
User Roman Badiornyi
by
8.0k points
1 vote
X must be 9, because 9 times 9 is 81 - 3 is 79.
Hope This Helps!
User Almarie
by
8.2k points
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