options: Reason about and solve one-variable equations and inequalities.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Work with radicals and integer exponents.

Solve equations and inequalities in one variable.

Add and subtract within 20.

Write expressions in equivalent forms to solve problems.

Solve systems of equations.

Represent and solve problems involving addition and subtraction.

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

Generate and analyze patterns.

Gain familiarity with factors and multiples.

Analyze patterns and relationships.

Understand the relationship between zeros and factors of polynomials.

Represent and solve equations and inequalities graphically.

Use the four operations with whole numbers to solve problems.

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

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

Work with addition and subtraction equations.

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

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

Multiply and divide within 100.

Write and interpret numerical expressions.

Use properties of operations to generate equivalent expressions.

Represent and solve problems involving multiplication and division.

Interpret the structure of expressions.

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

Create equations that describe numbers or relationships

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

Perform arithmetic operations on polynomials.

Rewrite rational expressions.

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

Represent and analyze quantitative relationships between dependent and independent variables.

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

Use polynomial identities to solve problems.
problem_activity: Problem 1
Part A:
Describe the solution set to the inequality “
$$x$$
is greater than
$${-4}$$
and less than
$$5$$
” algebraically and graphically.
Part B:
Graph the solution set to the compound inequality shown below.
$$-5<2x+ 1<4$$
Problem 2
Jonah got a 76 on his midterm exam. To get a B in the course, the average of his midterm and his final must be between 80 and 89.
Write and solve a compound inequality that models this context. Describe the solution set in context of the problem.


correct_option_index: 3

25

26