Question

X + 2y= 200, x = y + 50 substitution

Answer 1

Answer:

x+2y=200( substituting equation x=y+50 )

y+50+2y=200

3y= 200-50

3y= 150

y=150/3

y= 50

and x=y+50

x=50+50

x= 100

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