Solve the problem by writing and solving a suitable system of equations.Factories A and B sent rice to stores 1 and 2. A sent 14 loads and B sent 22. Store 1 used 20 loads and store 2 used 16. It cost $200 to ship from A to 1, $350 from A to 2, $300 from B to 1, and $250 from B to 2. $8600 was spent. How many loads went where?
A. 12 from A to 1
2 from A to 2
8 from B to 1
14 from B to 2
B. 14 from A to 1
0 from A to 2
6 from B to 1
16 from B to 2
C. 0 from A to 1
14 from A to 2
16 from B to 1
6 from B to 2
D. 13 from A to 1
1 from A to 2
7 from B to 1
4 from Y to B
Answer: B
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y ? 0,
2x + 3y ? 6,
x ? 10,
y ? 5.
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? 0
A. (-2, -1]
B. (-?, -2] or [-1, ?)
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