Which expressions are equivalent to 3x+3(x+y) ? choose all answers that apply: a 6x+3y6x+3y b 3(x+x+y)3(x+x+y) c 3xy3xy

A & B

Step-by-step explanation:

The expression 3x+3(x+y) distributes to 3x+3x+3y. It simplifies to 6x+3y.

3x+3(x+y) can also be written as 3(x+x+y) using the associative property.

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step-by-step explanation: