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Solve.
-8y + 4 = 6y
Validity
The extent to which a test or instrument measures what it is supposed to measure, often considered in terms of content, criterion-related, and construct validity.
Similar Scores
Scores that are closely aligned or indistinguishable in measure or value, often found in statistical or evaluative contexts.
Test
An examination or assessment intended to measure a test-taker's knowledge, abilities, aptitude, or performance in various fields.
Retook
The act of taking an examination or a course again, usually to achieve a better score or grade.
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