The model shows the expression 30 + 12. A model with 6 rows of 5 squares and 6 rows of 2 squares. Which expression i

Question

The model shows the expression 30 + 12.

A model with 6 rows of 5 squares and 6 rows of 2 squares.

Which expression is equivalent to this sum?

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Vân Khánh 7 months 2021-07-25T03:43:31+00:00 2 Answers 8 views 0

Answers ( )

    0
    2021-07-25T03:44:31+00:00

    Answer:

    D

    Step-by-step explanation:

    0
    2021-07-25T03:45:09+00:00

    Answer:

    D

    Step-by-step explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )