Problem solving is an art that is central to understanding and ability in mathematics. With this series of books the authors have provided a selection of problems with complete solutions and test ...

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Algebraic expressions can be expanded - multiplied by one or more terms. They may also be simplified – made shorter and simpler by collecting like terms. Multiply \(-3\) by \(-4\) using the rule ...

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Find out how to substitute simple expressions and formulae. Find pairs of values that satisfy equations with two variables Learn how to find pairs of values that satisfy equations with two variables.

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Teaching algebraic thinking skills early—like generalizing, representing, and reasoning—can set students up for success, ...

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