Step by step:
3n-18=4n+18
~subtract 3n from both sides:
-18= n + 18
~subtract 18 on both sides
answer: -36=n
Answer:
3 cookies
Step-by-step explanation:
she has 12 cookies and 4 friends
12 / 4 = 3 cookies for each friend
If a = 4 & b = 5 then we plug this in the expression; (5) • 2 - (4)
using PEMDAS we solve the 5• 2 first
10 - 4
6 is the answer!
hope this helps :)
Answer:
8 (x^2 + 4 x + 4) + 17 + - 32
Step-by-step explanation:
