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Cortez Stoltenberg

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3y ago
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AnswerBot

6mo ago

30 - 2n is an algebraic expression that represents subtracting twice a number n from 30.

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Wiki User

14y ago

n=15 because............... 30=2n divide by 2 on each side and 15=n voila!

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Q: What is 30 - 2n?
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Related questions

How do you solve 10-2n equals 30?

10 - 2n = 30 10 - 2n + 10 = 30 + 10 2n = 40 2n/2 = 40/2 n = 20


What is 2n 1?

maybe 30?


What are 6 even consecutive numbers whose summation is 600?

Answerno solutionProcedureAssume the numbers are:2n, 2n+2, 2n+4, 2n+6, 2n+8, 2n+10Summation = 12n + 30 = 60012n = 597n = not integer numberno solution


How do you factor 4n 30?

4n + 30 = 2(2n + 15)


Sixteen less than twice a number is thirty?

really? are you just doing this to get answers;)30=2n-1616 less = -16twice # = 2n16 less than twice # = 2n -16equals 30 = =302n - 16 =30


What are 6 even consecutive numbers whose summation is 150?

20, 22, 24, 26, 28, 30ProcedureAssume the numbers are:2n, 2n+2, 2n+4, 2n+6, 2n+8, 2n+10 ........................... (1)Summation = 12n + 30 = 15012n = 120n = 10Subsititute with n = 10 in (1) we get the answer above


How do you factor 4n2 28n 49?

40n2 + 40n = 40n(n + 1) ------------------ That is as factored as far I can see it being factored.


How do you factor this expression 30-4n?

2(15-2n) Look for the greatest common factor of 30 and -4n. Put it out front, then divide each term by this number to get the expression in the parentheses. 30/2 = 15, -4n/2 = -2n.


What are 6 even consecutive numbers whose summation is 606?

96, 98, 100, 102, 104, 106 Procedure Assume the numbers are: 2n, 2n+2, 2n+4, 2n+6, 2n+8, 2n+10 ........................... (1) Summation = 12n + 30 = 606 12n = 576 n = 48 Subsititute with n = 48 in (1) we get the answer above


What does 2N and 2N mean?

2n+2n equals 4n


What is 2n plus 4m -2n plus m?

2n + 4m - 2n + m = 5m


What is 14-2n?

14-2n = 12