Answers

2015-06-09T18:10:00+08:00
Let A be the price for the pair of pants:
A=x+600

Let B be the price for the blouse:
B=x

A+B=1200

Find x:
A+B=1200
(x+600)+x=1200
x+x+600=1200
2x+600=1200
2x=1200-600
2x=600
x=300...

Therefore:
A=300+600=900
B=300

A+B=1200
900+300=1200...

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