Розв'яжи рiвняння. a) 3,1x = -12,4; б) - 2 :X 48 55 в) x:(-11) = -3/1/. 5. Created by Lera03567.

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Lera03567 @Lera03567

July 2023 1 7 Report

Розв'яжи рiвняння. a) 3,1x = -12,4; б) - 2 :X 48 55 в) x:(-11) = -3/1/. 5

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Kormash

Verified answer

а) 3,1х = -12,4
х = -12,4:3,1
х = 4
б) -32/75 : х = 48/55
- 32/75 : 1/х = 48/55
-32/75х = 48/55
3600х = -1760
х = -1760 : 3600
х = -22/45

в) х : (-1 1/4) = -3 1/5
х : (-5/4) = -16/5
-х • 4/5 = -16/5
-4/5х = -16/5
х = 4

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Answers & Comments

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