Answer:
n = -33
Step-by-step explanation:
Let n = number
Sum of a number and 9
(n+9)
is tripled
3(n+9)
the result is six less then twice the number
2n-6
3(n+9) = 2n-6
Distribute
3n+27 = 2n-6
Subtract 2n from each side
3n-2n +27 = -6
n +27 = -6
Subtract 27 from each side
n+27-27 = -6-27
n =-33
20,000 will be the population 40 years from now.
Answer:
1
Step-by-step explanation:
p + 9 - 9 ÷ q - 9
p = 4 q = 3
= 4 + 9 - 9 ÷ 3 - 9
= 4 + 9 - 3 - 9
= 1
A. 176 because if there are 252 total and 76 on the balcony your answer is 252-76.
