Simplify the expression by combining like terms.

15 + 12x - 5x + 4y - 7

(A) 11xy + 8

(B) 7x + 4y + 8

(C) 7x + 4y - 7

(D) 15 + 11xy - 7

You sold two different types of wrapping paper

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Which function below represents the arithmetic sequence 3, 7, 11, 15 ... ?. f (n) = 4 + 3 (n - 1). f (n) = 4 + 3n. f (n) = 3 + 4n. f (n) = 3 + 4 (n - 1)

An equivalent expression by combining like terms for 9c-6+c

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Where did Jack Frost catch a cold?