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Solve equation 7 + x - 2 = 9?

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Statistics
7.3 secs
Average solve time
66.7%
2/ 3
Success answers / total
0
Training points
Custom
Type task
5 secs
Task time
∞
Count of unique tasks
Details
Subject:Linear equations with single variable
Teaches: Solution of the simplest linear equations with one variable
Required skills: none
Language: en
Author
An Na
Statistics
7.3 secs
Average solve time
66.7%
2/ 3
Success answers / total
0
Training points