Question

Упрости выражение. −(11x+8,6y)−(−11y−7,5x)

Answer 1

−(11x+8,6y)−(−11y−7,5x)= -11x-8,6y - 11y-7,5x

Answer 2

−(11x+8,6y)−(−11y−7,5x)=-11x-8.6y+11y+7.5x=-3.5x-1.1y

Answer 3

$- (11x + 8.6y) - ( - 11y - 7.5x) = - 11x - 8.6y + 11y + 7.5x = - 3.5x + 2.4y$