Question

Решите уравнение:2,3у+31+2,5у=67.

Answer 1

2.3y+2.5y=31-67
4.8y=-36
y=-36:4.8
у=-7.5

Answer 2

2,3у+31+2,5у=67
2.3у+2.5у=67-31
4.8у=36у=36:4.8
у=7.5
Ответ:7.5