1) 0,8x = - 3,2

2) - 1,6x = - 6,4

3) 1/7x = - 3/14

4) - 4/9x = - 1/7

5) - 2.1/4x = 9/16

Question

Математика

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24 июня, 07:21

1) 0,8x = - 3,2

2) - 1,6x = - 6,4

3) 1/7x = - 3/14

4) - 4/9x = - 1/7

5) - 2.1/4x = 9/16

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Ответы (1)

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Велислава · Answer 1

0,8 х=-3,2

х=-3,2:0,8

х=-4

-1,6 х=-6,4

х=-6,4: (-1,6)

х=4

1/7 х=-3/14

х=-3/14:1/7

х=-3/2=-1 1/2

-4/9 х=-1/7

х=-1/7: (-4/9)

х=9/28

-2 1/4 х=9/16

х=9/16: (-9/4)

х=-1/4

1) 0,8x = - 3,22) - 1,6x = - 6,43) 1/7x = - 3/144) - 4/9x = - 1/75) - 2.1/4x = 9/16

1) 0,8x = - 3,2

2) - 1,6x = - 6,4

3) 1/7x = - 3/14

4) - 4/9x = - 1/7

5) - 2.1/4x = 9/16