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If A+B=20 A-B=10 So,what is the …

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If A+B=20 A-B=10 So,what is the value of A and B

Posted by Chetali Malviya 6 years, 6 months ago

CBSE > Class 07 > Mathematics

1 answers

Shyamlal Mv 6 years, 6 months ago

A + B = 20

A - B = 10

-----------------

2A = 30 ( Added 2 Equations)

A = 30/2 = 15

A + B = 20

B= 20 - A = 20 - 15 = 5

A = 15, B = 5

1Thank You

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