Lesson 7 skills practice graph on the coordinate plane
1 answer:
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Answer:
Step-by-step explanation:
Given
Required
Solve by elimination
To do this, we subtract both equations (to eliminate x)
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Substitute in
Solve for 3x
Solve for x
Answer:
Step-by-step explanation:
Given
Required
Number of cans in September
First, we need to determine the total collected can from July to August.
September is then calculated as follows:
Hence:
2697 cans are still needed