Question

Упростите выражение
-3(0,2x+0,4y)+(1,6x+2,8y)2=

Answer 1

- 3(0,2x + 0,4y) + (1,6x + 2,8y) *2 = - 0,6x - 1,2y + 3,2x + 5,6y = 2,6x + 4,4y

Answer 2

-3*0.2x-3*0,4y+2*1,6x+2.8y*2 = -0.6x-1.2y+3.2x+5.6y = 2.6x+4.4y