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

Represent and solve equations and inequalities graphically.

Represent and solve problems involving addition and subtraction.

Rewrite rational expressions.

Perform arithmetic operations on polynomials.

Gain familiarity with factors and multiples.

Use the four operations with whole numbers to solve problems.

Represent and solve problems involving multiplication and division.

Use polynomial identities to solve problems.

Solve systems of equations.

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

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

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

Solve equations and inequalities in one variable.

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

Work with radicals and integer exponents.

Reason about and solve one-variable equations and inequalities.

Multiply and divide within 100.

Generate and analyze patterns.

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

Solve problems involving the four operations, and identify and explain patterns in arithmetic.

Use properties of operations to generate equivalent expressions.

Create equations that describe numbers or relationships

Represent and analyze quantitative relationships between dependent and independent variables.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

Work with addition and subtraction equations.

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

Understand the relationship between zeros and factors of polynomials.

Interpret the structure of expressions.

Write expressions in equivalent forms to solve problems.

Add and subtract within 20.

Analyze patterns and relationships.

Write and interpret numerical expressions.
problem_activity: Task
A water well drilling rig has dug to a height of –60 feet after one full day of continuous use.
Assuming the rig drilled at a constant rate, what was the height of the drill after 15 hours?
If the rig has been running constantly and is currently at a height of –143.6 feet, for how long has the rig been running?


correct_option_index: 12