Massachusetts Curriculum Frameworks
MA.7.RP. Ratios and Proportional Relationships
7.RP.A. Analyze proportional relationships and use them to solve real-world and mathematical problems.
7.RP.A.2. Recognize and represent proportional relationships between quantities.
7.RP.A.2.b. Identify the constant of proportionality (unit rate) in tables, graphs, equations, diagrams, and verbal descriptions of proportional relationships.
MA.7.EE. Expressions and Equations
7.EE.B. Solve real-life and mathematical problems using numerical and algebraic expressions and equations.
7.EE.B.4. Use variables to represent quantities in a real-world or mathematical problem, and construct simple equations and inequalities to solve problems by reasoning about the quantities.
7.EE.B.4.c. Extend analysis of patterns to include analyzing, extending, and determining an expression for simple arithmetic and geometric sequences (e.g., compounding, increasing area), using tables, graphs, words, and expressions.