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The expression 3n + 4 represents a mathematical operation where 3 is multiplied by the variable n and then 4 is added to the result. The expression cannot be simplified further without knowing the specific value of n. If n is a specific number, you can substitute that number in place of n to find the exact value of the expression.
Well, isn't that a happy little math problem! To find out what 3n + 4 equals, we just need to remember that we have to multiply 3 by n and then add 4 to that result. It's like painting a beautiful landscape; just take your time, follow the steps, and you'll find the answer in no time.
3n x 3n = 9n if 9n = 36 then n = 36/9 = 4
2+3n+2+9n would equal 4+12n after adding all like numbers.
When n = 4, 3n = 3*4 = 12
3n+2+3n+2=6n+4
Gather like terms. The - 2 and 4; the 7n and 3n. 7n - 2 + 3n + 4 = 10n + 2