options: Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Add and subtract within 20.

Rewrite rational expressions.

Generate and analyze patterns.

Analyze patterns and relationships.

Work with addition and subtraction equations.

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

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

Understand the relationship between zeros and factors of polynomials.

Interpret the structure of expressions.

Multiply and divide within 100.

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

Create equations that describe numbers or relationships

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

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

Use properties of operations to generate equivalent expressions.

Gain familiarity with factors and multiples.

Solve equations and inequalities in one variable.

Use the four operations with whole numbers to solve problems.

Represent and solve problems involving addition and subtraction.

Work with radicals and integer exponents.

Represent and analyze quantitative relationships between dependent and independent variables.

Write expressions in equivalent forms to solve problems.

Represent and solve problems involving multiplication and division.

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

Write and interpret numerical expressions.

Perform arithmetic operations on polynomials.

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

Solve systems of equations.

Reason about and solve one-variable equations and inequalities.

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

Use polynomial identities to solve problems.

Represent and solve equations and inequalities graphically.
problem_activity: Problem 1
Graph the system of equations in the coordinate plane and identify the solution.
| $${y=4}$$                        $${y=-x+2}$$ | .. image:: https://d21royfkw9g4l6.cloudfront.net/uploads/2022/09/23/slice-1-2022-09-23t102423420.png |
|-----------------------------------------------|------------------------------------------------------------------------------------------------------|
Problem 2
Graph the system of equations in the coordinate plane. Identify the solution to the system and verify it algebraically.
| $${2x-3y=18}$$                          $${2x+y=2}$$ | |https://d21royfkw9g4l6.cloudfront.net/uploads/2022/09/23/slice-1-2022-09-23t103817981.png|  |https://d21royfkw9g4l6.cloudfront.net/uploads/2022/09/23/slice-1-2022-09-23t103817981.png| image:: https://d21royfkw9g4l6.cloudfront.net/uploads/2022/09/23/slice-1-2022-09-23t103817981.png |
|------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
Problem 3
Line
$$a$$
is shown on the coordinate grid. Construct line
$$b$$
on the coordinate grid so that
Line
$$a$$
and line
$$b$$
represent a system of linear equations with a solution of (
$$6$$
,
$$-2$$
).
The slope of line
$$b$$
is greater than
$$-1$$
and less than
$$0$$
.
The
$$y$$
-intercept of line
$$b$$
is positive.
[IMG]


correct_option_index: 14