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. Simplify the expression:
−12×12m=-\frac{1}{2}\times12m=−21×12m= ____
−m-m−m
mmm
Simplify the expression:
44+(2x−6)=44+(2x-6)=44+(2x−6)= _____
2x−382x-382x−38
2x+382x+382x+38
−8y+24−8y=-8y+24-8y=−8y+24−8y= ______
16y−2416y-2416y−24
−16y-16y−16y
−12+(z+1)=-12+(z+1)=−12+(z+1)= _________
z−11z-11z−11
z−13z-13z−13
25x2×0=25x^2\times0=25x2×0= ______
000
25x2
38+11r−38=38+11r-38=38+11r−38= _________
11r11r11r
11r+3811r+3811r+38
10(0.1d)=10(0.1d)=10(0.1d)= ______
ddd
1d+101d+101d+10
19a+44−19a=19a+44−19a=19a+44−19a= _______
444444
19a19a19a
2x+3y×0=2x+3y\times0=2x+3y×0= _______
2x2x2x
2x+3y2x+3y2x+3y
(7x)×17=(7x)\times\frac{1}{7}=(7x)×71= _______
xxx
7x7x7x
It is done.