Write the expression in standard form by expanding and combining like terms. 9(r - s) + 5(2r - 2s)

asked Jan 10, 2019 183k views

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Write the expression in standard form by expanding and combining like terms.

9(r - s) + 5(2r - 2s)

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Multiply out as indicated: 9(r - s) + 5(2r - 2s) = 9r - 9s + 10r - 10s. Next, combine like terms, obtaining 19r -19s (answer)

Inxilpro answered Jan 16, 2019

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