Question

Раскрой скобки:

2(3x+4)
2(-2x+5)
3(-2x-6)
4(+2x-3)
-3(7x+2)
-3(2x-3)
-3(-3x+5)

Answer 1

6х+8
-4х+10
-6Х-18
8Х-12
-21Х+12
-6Х+9
9Х-15

Answer 2

$2(3x+4)=6x+8\ 2(-2x+5)=-4x+10\ 3(-2x-6)=-6x-18\ 4(2x-3)=8x-12\ -3(7x+2)=-21x-6\ -3(2x-3)=-6x+9\ -3(-3x+5)=9x-15$