Solve two-step linear equations containing integers and rational coefficients (e.g., 3x - 7 = 14).
Master addition, subtraction, multiplication, and division rules with signed negative numbers.
Evaluate historical artifacts, diary entries, letters, textbooks, and encyclopedias to distinguish source types.
Write scientific explanations connecting experimental data (Evidence) to hypotheses using scientific principles (Reasoning).
Compare plant and animal cellular structures: nucleus, mitochondria, cell wall, cell membrane, chloroplasts, and vacuoles.
Identify proportional relationships. Use tables, graphs, and equations to explain a constant rate.
Show each step. Tax and tips are calculated on the stated base. Round final money amounts to the nearest cent.
Calculate with signed fractions and decimals. Explain sign rules or model a sum on a number line.
Solve each inequality and graph the solution on a number line. Use an open circle for < or > and a closed circle for ≤ or ≥.
Use the stated scale. Distinguish a length scale factor from an area scale factor.
List equally likely outcomes before calculating probabilities. Experimental results may differ from theoretical probabilities.
Evaluate the argument using only the supplied evidence. Separate a claim from evidence and reasoning.
Read the original poems. Connect form and sound to meaning using specific words or lines.
Combine ideas clearly. Identify dependent clauses and repair fragments without changing meaning.
Track matter and energy in these conceptual models. Plants also perform cellular respiration.
Use the fictional food web and counts. Arrows point from food to consumer. Evaluate explanations without claiming certainty.
Use the fictional historical trade map and source summaries. These routes model exchange rather than a named real trade network.
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