Answer:
C. The two quantities are equal
Step-by-step explanation:
Column A
Substitute the numbers with the letters
an = a1 + (n - 1) d should be an = 2 + (8 - 1) 5
Work it out, you should get 37
Column B
Substitute the numbers with the letters again
an = a1 + (n - 1) d should be an = 13 + (9 - 1) 3
Work it out, your answer should be 37 as well
Tada, done. The answer is C.
9514 1404 393
Answer:
see below
Step-by-step explanation:
The augmented matrix is the 3×4 matrix of the coefficients in the standard-form equations.
![\left[\begin{array}{ccc|c}5&-4&-6&-3\\1&-3&1&-1\\-3&-6&7&1\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7Cc%7D5%26-4%26-6%26-3%5C%5C1%26-3%261%26-1%5C%5C-3%26-6%267%261%5Cend%7Barray%7D%5Cright%5D)
Answer:
25
Step-by-step explanation:
she can knit 25 scarves in 10 hours
Answer:
i don't now
Step-by-step explanation: