3. Rules of Balance

MYP Resources: 3. Rules of Balance

Finding the unknownA mathematical statement containing an equal sign, a left-hand side and a right-hand side is called an equation. Thinking of a balanced scale when working with equations is helpful when solving for unknown variables. Equations are solved by finding the value of the variable (or pronumeral) that makes the equation true.Key Ideas The most ancient relics of a weighing scale have been discovered in...

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