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The sum of four times a number and negative three is twelve. What is the number?

The sum of four times a number and negative three is twelve. What is the number?
asked 161k views
2 votes
The sum of four times a number and negative three is twelve. What is the number?

asked
User Simon Brady
by
7.9k points

1 Answer

1 vote
The number is 3.75.
4n-3=12.
+3 to both sides
4n=15.
15 divided by4=3.75.

Checking Work:
4(3.75)=15
15-3=12.
answered
User KiNgMaR
by
7.7k points
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