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Which expression is equivalent to 7g+2g7g + 2g?\newlineChoices:\newline(A) g+9g + 9\newline(B) 10g10g\newline(C) 9g9g\newline(D) g9g^9

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Q. Which expression is equivalent to 7g+2g7g + 2g?\newlineChoices:\newline(A) g+9g + 9\newline(B) 10g10g\newline(C) 9g9g\newline(D) g9g^9
  1. Combine terms with g: Combine the terms with g.\newline7g+2g7g + 2g are like terms because they both have the variable gg.\newline7g+2g=(7+2)g7g + 2g = (7 + 2)g\newline=9g= 9g

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