1) 3x = 18
x = 6
2) 4x -2 = 2x+6
2x = 8
x = 4
3) 11-5x = 99 + 3x
-8x = 88
x = -11
4) 2(2+у) =19 - 3у
4 + 2y = 19 - 3y
5y = 15
y = 3
5) -2(2-5х) = 2(х-3) -5
-4 +10x = 2x -6 -5
8x = -7
x = -7/8
