Open Middle®
Directions: Directions: Using the integers from −9 to 9 at most once each, place one in each box to create a system of equations as well as two solutions that make the system true. Source: Cody Pritchard
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Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.