Question

5 a + b = 2 and 6a + 3b = 1 by elemination method

ch-3 of class 10th cbse

and saloo pahle bta ri ans pta ho toh hi dena nhi toh faltu ki bakchodi mat karna ​

Answer 1

A=5/9

B=-16/9

:-)))))))

Answer 2

Answer:

5 a + b = 2 ×3-->15a + 3b =6

6a + 3b = 1 ×1 -->6a + 3b =1

Step-by-step explanation:

15a + 3b =6

- (6a + 3b =1 )------->

______/_

15a + 3b =6

- 6a - 3b = -1

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

9a = 5

a= 5/9

put a in any eqn to get b

5a + b= 2

5× 5/9 + b =2

b=2- 25/9

b=-16/9

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