Question

1,2,3,4 va roggg repedeee

Answer 1

Răspuns:

II.1) -3x+1=-20

-3x=-20-1

-3x=-21

x= -21-3

x=-24

2)-4x+10=10-2x

-4x+10-10+2x=0

-4x+2x=0

-2x=0

x=0-2

x=-2

3) -2x+10=-56+24x+16

-2x+10+56-24x-16=0

-26x+50=0

-26x=-50

x=-76