2n - 12
8n+6
Un = 2n - 8 Un = 2n - 8 Un = 2n - 8 Un = 2n - 8
It is: 2n^2 -5n -42 equals (2n+7)(n-6) when factored
perimeter equals 2 times width plus 2 times length so, perimeter equals 2(3n+2)+2(n-1) = 6n+6+2n-2 = 8n+4.
10 n
2n-5 = 8n+7 Subtract 8n from both sides and add 5 to both sides:- -6n = 12 Divide both sides by -6 to find the value of n:- n = -2
how do i polarize a ford 2n tractor
n = -6
Solve for n. 6 = 1 - 2n + 5 6 = 6 - 2n 2n = 0 n = 0 Check it. 6 = 1 - 0 + 5 It checks.
Set it up this way: 8n + 7 = 2n Take 7 away from each side. 8n = 2n - 7 Take 2n away from each side 6n = -7 Divide each side by 6 n = -7/6 To check the answer, replace the n's with -7/6. 8 X -7/6 + 7 = 2 X -7/6 -56/6 + 42/6 = -14/6 -14/6 = -14/6
12+4n = 2n12+4n-4n = 2n-4n12 = -2n-1/2(12 = -2n)-6 = n
2n/3 = 4 2n = 3*4 2n = 12 n = 6 :)
2(2n + 5) = 12 2n + 5 = 6 2n = 1 n = 1/2
n = 1/2
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
2n-3 = 9 solve for n by first adding 3 to both sides 2n = 12 divided both sides by 2 n = 6