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памагитии653
@памагитии653
August 2022
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(7-2х)(х-3)+2х (х во 2 степени)=5 СРОЧНО!!!!!!!!!
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Universalka
Verified answer
(7 - 2x)(x - 3) + 2x² = 5
7x - 21 - 2x² + 6x + 2x² = 5
13x = 5 + 21
13x = 26
x = 2
1 votes
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Answers & Comments
Verified answer
(7 - 2x)(x - 3) + 2x² = 57x - 21 - 2x² + 6x + 2x² = 5
13x = 5 + 21
13x = 26
x = 2