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Form the pair of linear equations in the following problems, and find their solutions graphically.
Form the pair of linear equations in the following problems, and find their solutions graphically.
- 10 students of Class X took part in a Mathematics quiz. If the number of girls is 4 more than the number of boys, find the number of boys and girls who took part in the quiz.
- 5 pencils and 7 pens together cost ` 50, whereas 7 pencils and 5 pens together cost ` 46. Find the cost of one pencil and that of one pen.
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