Last year the depth of the river was 4.2 feet deep. This year it dropped 21%. Find the depth of the river this year

Question

Last year the depth of the river was 4.2 feet deep.

This year it dropped 21%.

Find the depth of the river this year to cross it.
PLEASE HELP ME

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Hồng Cúc 2 months 2021-07-31T05:54:32+00:00 1 Answers 2 views 0

Answers ( )

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    2021-07-31T05:56:18+00:00

    i think the answer will be 3.696 you can simplify if you’d like

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