options: Perform arithmetic operations on polynomials.

Represent and solve problems involving addition and subtraction.

Reason about and solve one-variable equations and inequalities.

Multiply and divide within 100.

Understand properties of multiplication and the relationship between multiplication and division.

Solve equations and inequalities in one variable.

Use properties of operations to generate equivalent expressions.

Represent and solve equations and inequalities graphically.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.

Work with equal groups of objects to gain foundations for multiplication.

Represent and solve problems involving multiplication and division.

Analyze patterns and relationships.

Work with radicals and integer exponents.

Use polynomial identities to solve problems.

Work with addition and subtraction equations.

Generate and analyze patterns.

Understand the relationship between zeros and factors of polynomials.

Create equations that describe numbers or relationships

Gain familiarity with factors and multiples.

Add and subtract within 20.

Solve systems of equations.

Analyze and solve linear equations and pairs of simultaneous linear equations.

Represent and analyze quantitative relationships between dependent and independent variables.

Use the four operations with whole numbers to solve problems.

Understand the connections between proportional relationships, lines, and linear equations.

Understand solving equations as a process of reasoning and explain the reasoning.

Solve real-life and mathematical problems using numerical and algebraic expressions and equations.

Write and interpret numerical expressions.

Understand and apply properties of operations and the relationship between addition and subtraction.

Interpret the structure of expressions.

Rewrite rational expressions.

Write expressions in equivalent forms to solve problems.

Solve problems involving the four operations, and identify and explain patterns in arithmetic.
problem_activity: Task
The graphs below show the distance two cars have traveled along the freeway over a period of several seconds. Car A is traveling 30 meters per second.
[IMG]
Which equation from those shown below is the best choice for describing the distance traveled by car B after $x$ seconds? Explain.
$y = 85x$
$y = 60x$
$y = 30x$
$y = 15x$


correct_option_index: 25