Question

x+100=200-300

x+300=200

Answer 1

x+100=-100

x       = -100 - 100

x       = -200

x+300=200

x       = 200-300

x       =-100

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Answer 2

x+100=-100

x=-100-100-200

x+300=200

x=200-300

x=-100

Answer 3

a)x+100=200-300

x+100=(-100)

x       =(-100)-100

x       =(-200)

b)x+300=200

   x       =200-300

  x          =-100

Answer 4

x+100=200-300

x+100=-100

x=-100-100

x=-200

x+300=200

x=200-300

x=-100

Answer 5

x + 100 = -100

         x = -100-100

         x = -200 

x + 300 = 200

         x = 200-300

         x = -100