4.P.2 Use symbol and letter variables (e.g. v, x) to represent unknowns or quantities that vary in expressions and in equations or inequalities (mathematical sentences that use =, <, >).
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4.P.3 Determine values of variables in simple equations, e.g., 4106 – x = 37, 5 = y + 3, and s – y = 3.
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4.P.6 Determine how change in one variable relates to a change in a second variable, e.g., input-output tables.
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| 4.P.2
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| Use symbol and letter variables (e.g. v, x) to represent unknowns or quantities that vary in expressions and in equations or inequalities (mathematical sentences that use =, <, >).
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|4.P.3
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| Determine values of variables in simple equations, e.g., 4106 – x = 37, 5 = y + 3, and s – y = 3.
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|-
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|4.P.6
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| Determine how change in one variable relates to a change in a second variable, e.g., input-output tables.