1) 0,5(X+6)+3X = 0,5X + 3 + 3X = 3,5X + 32) 2,3(y+4)-1.5y = 2,3y + 9,2 - 1.5y = 0,8y + 9,23) 3,8(x+5)-1.8x = 3,8x + 19 - 1,8x = 2x + 19
1) 0,5(X+6)+3X = 0,5X + 3 + 3X = 3,5X + 3
2) 2,3(y+4)-1.5y = 2,3y + 9,2 - 1.5y = 0,8y + 9,2
3) 3,8(x+5)-1.8x = 3,8x + 19 - 1,8x = 2x + 19