x+200=300-400-500

x+200=-100-500

x+200=-600

x=-600-200

x=-800

mình nè x= -800

x + 100 = 200 - 300

x + 100 = - 100

x          = -100 - 100

x           = 200

 Vậy x = 200

x+100=200-300

x+100=-100

x=-100-100

x=-200

x = 50

k mk,mk k lai bn

50 nhe co ai ket ban voi minh ko

x + 100 = 200 - 100 - 100

x + 100 = 0

x          = 0 - 100

x          = -100

Vậy x = - 100

x+100=200-100-100

x+100=0

x       =0-100

x       =-100

x + 100 = 50 x 2 + 100 - 100 + 200 - 800 + 1 000

x + 100 = 100 + 100 - 100 + 200 - 800 + 1 000

x + 100 = 100 + 200 - 800 + 1 000

x + 100 =    ( -500) + 1 000

x + 100 = 500

x = 500 - 100

x = 400.

x+100=50.2+100-100+200-800+1000

x+100=100+100-100+200-800+1000

x+100=200-100+200-800+1000

x+100=100+200-800+1000

x+100=300-800+1000

x+100=-500+1000

x+100=500

x=500-100

x=400

x + 90 + 10 = 100 - 40

x + 100 = 100 - 40

x + 100 = 60

x = 60 - 100

x = -40

x+90+10=100-40

x+100=100-40

x+100=60

x=60-100

x=-40

\(x+100=200.5+100\)

\(x+100=1000+100\)

\(x+100=1100\)

               x = 1100 - 100

               x = 1000

ai k mik mik k lại

đảm bảo ko nói dối đâu

\(x+100=200.5+100\)

\(x+100=1000+100\)

\(x+100=1100\)

\(x=1100-100\)

\(x=100\)

4-(27-3)=x-(13-4)

4-27+3=x-13+4

4-24=x-9

-20=x-9

x=-20+9

x=-11

=\(-11\) \(nha\)

x + 800 = 1000 - 900.

x + 800 = 100.

         x = 100 - 800.

         x = -700.

Kích mình nhé!!!

 x + 800=100

x          = 100-800

x          = -700

k minh nha!