1)5x-3=2x+12 2)0,5y+3(y-2) =2y

Question

1)5x-3=2x+12
2)0,5y+3(y-2) =2y

Answer 1

1) 5х - 3 = 2х + 12
5х - 2х = 12 + 3
3х = 15
х = 5

2) 0,5у + 3(у - 2) = 2у
0,5у + 3у - 6 = 2у
0,5у + 3у - 2у = 6
1,5у = 6
у = 4