2a+3a+5a=10а
8x-x+3x=10x
3k*25=75k
8m-2n+m+3n=9m+n
2(3x+5)+4(x-2)=6x+10+4x-8=10x+2
-2(x+2)+3(x+4)=-2x-4+3x+12=x+8
2a+3a+5a=10а
8x-x+3x=10x
3k*25=75k
8m-2n+m+3n=9m+n
2(3x+5)+4(x-2)=6x+10+4x-8=10x+2
-2(x+2)+3(x+4)=-2x-4+3x+12=x+8