Решите уравнение (4,5y+9)-(6,2-3,1y)=7,2y+2,8

Question

Решите уравнение
(4,5y+9)-(6,2-3,1y)=7,2y+2,8

Answer 1

4.5у+9-6.2+3.1у=7.2у+2.8

7.6у+2.8=7.2у+2.8

0.4у=0

у=0

Comments

Спасиьо

Answer 2

(4,5y+9)-(6,2-3,1y)=7,2y+2,8
4,5y+9-6,2+3,1y=7,2y+2,8
7,6y+2,8=7,2y+2,8
0,4y=0
y=0

Comments

4.5y+9-6.2+3.1y=7.2y+2.8

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4.5y+3.1y-7.2y=2.8-9+6.2

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0.4y=0

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y=0