The sum of twice a number and four times the number is 54. Find the number.
2 answers:
Twice a number can be written as 2n.
Four times the number can be written as 4n.
If the sum of 2n and 4n equals 54, then:
6n = 54
Divide both sides by 6 to solve for n:
n = 9
number is 9
2n+4n=54
6n=54
n=9
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