Answer:
Per how many days?
Step-by-step explanation:
You need to distribute the numerical factors for each term in the parenthesis:

This equals

Answer:
The answer I beliebe is n=13.
Hope this helps you.
49t^8 is the correct answer
–2x + 4y = –7 . . . . . (1)
y = -1/2x + 5 . . . . . . (2)
Putting (2) into (1), we have:
-2x + 4(-1/2x + 5) = -7
-2x - 2x + 5 = -7
-4x = -7 - 5 = -12
x = -12/-4 = 3
y = -1/2(3) + 5 = -3/2 + 5 = 7/2
Hence, the system has one solution.