1)5(3y-2)-4(9-y)=3(y+5)2)14(2x-3)-5(x+4)=2(3x+5)+5xПОМОГИТЕ 15 БАЛЛОВ. Created by rkaliievbkru. matematika-ru

1)5(3y-2)-4(9-y)=3(y+5)2)14(2x-3)-5(x+4)=2(3x+5)+5xПОМОГИТЕ 15 БАЛЛОВ...

July 2022 1 16 Report

1)5(3y-2)-4(9-y)=3(y+5)

2)14(2x-3)-5(x+4)=2(3x+5)+5x

ПОМОГИТЕ 15 БАЛЛОВ

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andreevnaelina 1) 5(3у-2)-4(9-у)=3(у+5)
15у-10-36+4у=3у+15
15у+4у-3у=10+36+15
16у=61
у= 61/16=3,8...

2) 14(2х-3)-5(х+4)=2(3х+5)+5х
28х-42-5х-20=6х+10+5х
28х-5х-6х-5х=42+20+10
17х=72
х=72/17=4,2...

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