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Hi there! Have questions about your homework? At Brainly, there are 60 million students who want to help each other learn. Questions are usually answered in less than 10 minutes. Try it for yourself by posting a question! :D

Form the pair of linear equations in the following problems, and find their solutions graphically.

(i) 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. (ii) 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

NCERT Class X Mathematics - Mathematics

Chapter _PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

1.Let no.of boys be x no.of girls=x+4 total no. of students=10 x+x+4=10 2x+4=10 2x=10-4 2x=6 x=6/2 x=3 no.of boys=3 no.of girls=3+4=7 I HOPE IT HELPS YOU