148k views
1 vote
21 less than four times a

number is the same as
six times the number plus
11. What is the number?

User Nolimit
by
7.4k points

2 Answers

4 votes

Answer : -16 =n

Explanation:

Let n= number

4n -21 = 6n +11

Subtract 4n from each side

4n-4n -21 = 6n-4n +11

-21 = 2n+11

Subtract 11 from each side

-21-11 = 2n

-32 = 2n

Divide by 2

-32/2 = 2n/2

-16 =n

User Sandye
by
7.0k points
5 votes

Answer:

-16 =n

Explanation:

Let n= number

4n -21 = 6n +11

Subtract 4n from each side

4n-4n -21 = 6n-4n +11

-21 = 2n+11

Subtract 11 from each side

-21-11 = 2n

-32 = 2n

Divide by 2

-32/2 = 2n/2

-16 =n

User AyoO
by
6.1k points
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