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Assessment
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Illustrative Mathematics

Solving Equations

For Teachers 8th Standards
If you have two bags with an unknown number of tiles, represented by x, and you add three tiles to get seven total, you can set up a linear equation to represent the problem. Use this example and a few others to demonstrate how to solve...
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Lesson Plan
Curated OER

Regents Exam: Solving Rationals 1

For Teachers 9th - 12th
In this rational number worksheet, students add and subtract fractions containing variables. They find common denominators and solve for the unknown. This four-page worksheet contains eighteen problems. Answers are listed on the last...
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Lesson Plan
Illustrative Mathematics

Equations and Formulas

For Teachers 8th - 12th Standards
Your class is asked to use inverse operations to solve eleven equations for unknown variables or to rearrange formulas to highlight a quantity of interest. By using the same reasoning as solving one- and two-step equations, algebra...
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Worksheet
Curated OER

Solve for the Unknown

For Students 11th
In this solving for the unknown worksheet, 11th graders solve 10 different equations that include determining the unknown variable in each one. First, they set up the equations so that the insides are equal to each other. Then, students...
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Lesson Plan
Virginia Department of Education

Solve for the Unknown

For Teachers 8th - 10th Standards
How can shapes help solve literal equations? Scholars first learn to replace variables with shapes to aid in solving literal equations. A worksheet of practice problems helps hone the skill.
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Worksheet
Curated OER

Solving Quadratic Equations with Square Roots

For Students 8th - 10th
In this quadratic equations worksheet, students solve quadratic equations containing square roots. They combine like terms and solve for the unknown. This four-page worksheet contains 28 problems. Answers are provided on the last two pages.
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Worksheet
Curated OER

Solve for the Unknown

For Students 8th - 9th
In this unknown instructional activity, students solve simple one-step algebraic inequalities.  This two-page instructional activity contains 6 simple problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Equations with one Variable II

For Students 9th - 12th
In this single variable equations worksheet, students solve 5 problems using different equations to solve for one unknown. They use Hubble's Law to find the velocity of a galaxy knowing the distance it travels.
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Worksheet
Curated OER

Solve Algebraic Equation Worksheet

For Teachers 7th - 9th
In this algebraic equation learning exercise, students solve simple algebraic equations containing integers and fractions. They solve for the unknown. This four-page learning exercise contains 20 multi-step problems.
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Worksheet
Curated OER

Solving Two-Step Equations

For Students 7th - 9th
In this two-step equations instructional activity, students simplify given equations. They solve for the unknown. This two-page instructional activity contains 15 problems. Answers are provided on the last page.
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Worksheet
Curated OER

Solving for an Unknown

For Students 8th - 9th
In this solving for the unknown activity, students solve and complete 18 different problems that include algebraic expressions. First, they study each pattern in the equations shown. Then, students solve each equation for the variable...
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Assessment
1
1
Inside Mathematics

Coffee

For Teachers 9th - 12th Standards
There are many ways to correlate coffee to life, but in this case a activity looks at the price of two different sizes of coffee. It requires interpreting a graph with two unknown variables, in this case the price, and solving for those...
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Lesson Plan
Curated OER

Solving Problems - Writing Equations

For Teachers 8th - 10th
In this solving problems worksheet, students read short word statements, translate them into an algebraic equation, and solve the problem. Twelve problems are listed on this one-page worksheet.
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Lesson Plan
Curated OER

The Class Trip

For Teachers 3rd - 5th Standards
Mrs. Moore's class is trying to earn money for a trip to the science museum, but how much more do they need? Solve this problem with your own class as they develop their ability to model real-life situations algebraically. As an added...
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Lesson Plan
Illustrative Mathematics

Finding an Unknown Angle

For Teachers 4th - 6th Standards
Teach your class how to apply their knowledge of geometry as they explore the unknown. In order to find an unknown angle, students must understand that rectangles have four interior right angles, that right angles have 90 degrees, and...
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Worksheet
Curated OER

Extra Practice 1.4: Algebraic Equations

For Students 9th - 12th
In this algebraic equations worksheet, students read given story problems, translate them into algebraic equations, draw models of the equation, and solve the problem.  This one-page worksheet contains 18 multi-step problems.
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Worksheet
Curated OER

Combining Like Terms and Solving

For Students 8th - 9th
In this combining like terms and solving worksheet, students combine terms in simple algebraic equations and solve for the unknown. When needed, students may observe step-by-step instructions to solve given equations. There are 20...
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Lesson Plan
Willow Tree

Direct and Inverse Variations

For Students 7th - 10th Standards
Enhance pupil understanding of proportions and variable relationships by studying direct and inverse variation. Use the idea of a proportional relationship to teach direct variation. Then use a similar pattern to help individuals...
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Worksheet
Math eBook

Solve Algebraic Equation Worksheet

For Students 7th - 9th
In this online algebraic equation worksheet, learners solve for the unknown in both one-step and two-step equations. This four-page document contains 20 multistep problems that can be used on-line or printed as a worksheet.
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Worksheet
Curated OER

Multiplication and Division Equations

For Students 4th - 6th
There is only one introductory algebra word problem here and an explanation is detailed below. Because of this format, consider projecting it as an all-class warm up. Learners examine a scenario where Sam can fill a box in three minutes,...
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Worksheet
Curated OER

Quiz: Solve for the Unknown - Logarithms

For Students 10th - 12th
In this logarithm worksheet, students solve for the unknown. With the assistance of a graphing calculator, they identify the value of one variable. This one-page worksheet includes ten problems which contain one variable with integers.
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Worksheet
Curated OER

Bingo - Solving Equations

For Students 9th - 10th
In this solving equations worksheet, students simplify equations containing fractions and variables on both sides and then solve for the unknown. This two-page worksheet contains 25 multi-step problems.
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Worksheet
Curated OER

Speed and Experiments

For Students 9th - 12th
In this speed and experiments worksheet, students read about how to calculate the speed by using the change in distance divided by the change in time. They also read about experimental design and scientific method. Students match 5 terms...
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Worksheet
Curated OER

Using Positive Numbers

For Students 9th - 12th
In this solving equations instructional activity, students solve 70 short answer problems. Students solve each equation for the unknown variable by simplifying like terms and isolating the variable.