Simplify 9c−7d+c+3d+5.

This expression contains three types of terms: the terms that contain c's, terms that contain d's and terms that are numbers alone.

To simplify this expression, collect the like terms.

9c−7d+c+3d+5

9c+c=10c

−7d+3d=−4d

+5

This gives 10c−4d+5.

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Algebraic Equations Test Questions Level 3

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