Question

3(x+5)-(4-x)-(1-3)x-3 раскрытие скобок

Answer 1

3(x+5)-(4-x)-(1-3)x-3 = 3x+15-4+x-x+3x-3

3(x+5) = 3x+15

-(4-x) = -4+x

-(1-3)x = -x+3x

Answer 2

$3(x + 5) - (4 - x) - (1 - 3)x - 3 = 3x + 15 - 4 + x - x + 3x - 3 = 6x + 8$