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Mathematics, 19.02.2021 08:50 KingSam623

3. Sadie and Josie are asked to wrie an expression equivalent to 3(2x+3y). Sadie writes the expression 6x+9y.
Josie writes the expression 18xy.
Who is correct and why?
A. Sadie is correct because 3(2x)+3(3y)=6x+9y.
B. Sadie is correct because 3+2x+3+3y=6x+9y.
C. Josie is correct because 3 2x 3y=18xy.
I
D. Josie is correct because 3(6xy)=18xy.

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3. Sadie and Josie are asked to wrie an expression equivalent to 3(2x+3y). Sadie writes the express...

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