1) 7 (x-19) = 133

2) 9 (213-2x) = 927

3) 1344: (x+26) = 32

4) 384: (51-5x) = 24

Question

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11 апреля, 04:49

1) 7 (x-19) = 133

2) 9 (213-2x) = 927

3) 1344: (x+26) = 32

4) 384: (51-5x) = 24

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Доброгнева · Answer 1

1) 7 (х-19) = 133

х-19=19

х=38

2) 9 (213-2 х) = 927

213-2 х=103

-2 х=-110

х=55

3) 1344 / (х+26) = 32

х+26=42

х=16

4) 384 / (51-5 х) = 24

51-5 х=16

-5 х=-35

х=7

1) 7 (x-19) = 1332) 9 (213-2x) = 9273) 1344: (x+26) = 324) 384: (51-5x) = 24

1) 7 (x-19) = 133

2) 9 (213-2x) = 927

3) 1344: (x+26) = 32

4) 384: (51-5x) = 24