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vifi
@vifi
July 2022
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Решите систему уравнений:
Система:
2х-3у= -1
у/х= 0,75
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MM18
У=0,75х
2х-3*0,75х=-1
-0,25х=-1
х=4
у=0,75*4=3
13 votes
Thanks 20
vifi
спасибо
tanya2512
Verified answer
2х-3у= -1
у/х= 0,75
у = 0.75х
2х - 3*0.75х = 1
2х - 2.25х = 1
-0.25х = 1
х = 1/(-0.25) = -4
у = 0.75 * (-4) = 3
10 votes
Thanks 17
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Answers & Comments
2х-3*0,75х=-1
-0,25х=-1
х=4
у=0,75*4=3
Verified answer
2х-3у= -1у/х= 0,75
у = 0.75х
2х - 3*0.75х = 1
2х - 2.25х = 1
-0.25х = 1
х = 1/(-0.25) = -4
у = 0.75 * (-4) = 3