Answer:
x
Step-by-step explanation:
Let's see
![\sf [0.5\:0.5]\left[\begin{array}{cc}\sf b_1 &\sf r_1\\ \sf b_2&\sf r_2\end{array}\right]](https://tex.z-dn.net/?f=%5Csf%20%5B0.5%5C%3A0.5%5D%5Cleft%5B%5Cbegin%7Barray%7D%7Bcc%7D%5Csf%20b_1%20%26%5Csf%20r_1%5C%5C%20%5Csf%20b_2%26%5Csf%20r_2%5Cend%7Barray%7D%5Cright%5D)
r_1 and r2 are costs per pound
So
- It's r_1 is the cost of 1/2 pound rice at market one and r_2 is at market 2
Option J
1. y= 2r+5 2. $17 3. 5 rides
Step-by-step explanation:
3p + 7q = 55
7p + 7q = 91
(-)
-4p=-36
p=9
q=4
3x - 2y = 6
-2y = -3x + 6
y = (-3/-2)x + 6/-2
y = 3/2x - 3