Illustrative Mathematics
Firefighter Allocation
Creating equations with one variable to solve real-world-type problems is a key skill any algebra learner needs to master. Here the focus is on realizing that one can write the equation in different ways depending upon how one...
Pennsylvania Department of Education
Using Expressions and Equations
Sixth graders analyze expressions and equations. In this algebra lesson, 6th graders write algebraic sentences and solve for an unknown in a one-step equation. This lesson uses the formulas for the perimeter of a square and rectangle as...
Curated OER
Graphing Standard Form Inequality
Young scholars solve equations and graph it. In this algebra instructional activity, students solve inequalities and rewrite them in the slope intercept form. They graph the boundary lines first either as dashed or solid and shade the...
Curated OER
Graphing Inequalities in One Variable
Students graph inequalities on a number line. In this algebra lesson, students solve linear and compound inequalities and graph them on a number line. They write an inequality given the number line with the solution on it.
EngageNY
Existence and Uniqueness of Square Roots and Cube Roots
Teach cube roots by building on an understanding of square roots. The third installment of a 25-part series asks learners to solve simple quadratic and cubic equations using roots. Scholars compare square roots and cube roots throughout...
Education Development Center
Absolute Value Reasoning
Teach solving absolute value inequalities through inquiry. Groups use their knowledge of absolute value and solving inequalities to find a solution set to an absolute value inequality. Working collaboratively encourages discussion,...
Curated OER
Linear Programming
In this algebra worksheet, students calculate the maximum and minimum of a shaded region. They identify the boundaries and their vertices's. There are 2 problems.
New York City Department of Education
Dance and Text
Use texts and dances to teach inequalities and equations. A sixth-grade unit covers using variables in equations and inequalities to solve problems. Learners show what they know at the end of the unit using two performance tasks, one...
Illustrative Mathematics
Fishing Adventures 1
Often inequalities exist in many real-world contexts but young math learners struggle with understanding how to represent that relationship in a simple equation using an inequality. This activity focuses on the basic concepts by using...
Curated OER
Rational Inequalities
In this algebra worksheet, learners solve rational equations and inequalities. They model word problems using equations and find the minimum amount as it relates to an inequality set up. There is an answer key for this problem.
Curated OER
Startup 1: Functions & Interval Notation
In this function worksheet, students write an equation of a line. They solve inequalities and write functions with interval notation. This two-page worksheet contains approximately 20 problems.
Curated OER
Open Sentences
In this open sentences worksheet, students solve and complete 10 different problems related to identifying various types of open sentences. First, they state whether each equation is true or false for the value of the variable given....
Curated OER
Linear Inequalities
In this algebra worksheet, students solve linear inequalities. They graph their solution on a coordinate plane. There are 6 questions with answer key.
Curated OER
Using Inequalities to Problem Solve
Students explore inequalities. In this Algebra I lesson, students solve and graph linear inequalities involving addition, subtraction, multiplication, or division. Students use inequalities to solve and graph real-world problems.
Curated OER
Quadratic Inequalities
In this quadratic inequalities worksheet, 9th graders solve and graph 10 different problems that include various forms of inequalities. First, they solve each equation shown algebraically. Then, students state the solution set of the...
Curated OER
Changing the Different Currency of Different Countries
Young scholars change the money used in different countries into our currency. In this algebra lesson, students rewrite word problems using variables and inequalities. They label each unknown with a letter and identify the steps needed...
Curated OER
Chapter 2 Practice Test
In this algebra worksheet, students examine and graph linear equation, inequalities, and absolute value inequalities in two variables. The three page worksheet contains forty-six problems. Answers are not included.
Curated OER
College Prep Worksheet Chapter 2, 2.1-2.4, 2.6, 2.8 & 7.5
In this algebra worksheet, students identify the coefficient, simplify expressions, solve algebraic equations, and graph inequalities. This worksheet contains 93 equations, with an answer key.
Curated OER
"You're Hired!'
Students investigate linear programming using the TI. In this algebra instructional activity, students collaborate and graph linear inequalities on a TI. They analyze their data and present it to the class.
Curated OER
Absolute Value Equations and Inequalities
In this algebra worksheet, students solve equations and inequalities. They graph their solution set on a number line. There are 16 questions with an answer key.
Curated OER
Applications and Problem Solving with Inequalities
In this problem solving worksheet students read short statements and translate them into algebraic inequalities. They read short stories, write algebraic equations, and solve them. There are 16 problems on this two-page worksheet.
Curated OER
Solving Inequalities By Using Addition And Subtraction
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
Curated OER
Exploring Equations and Y-Intercept
Students graph linear equations using intercepts, find y-intercept, find x-intercepts and graph linear equations that use horizontal and vertical lines.
Curated OER
Graphing Inequalities
In this inequality worksheet, students solve inequalities on a coordinate plane by graphing. The linear equations contain two variables. This one-page worksheet contains ten problems.