Question

1a + 7b= 10 ; 3a-2b= 7 solve simutaneous equation.​

Answer 1

Step-by-step explanation:

I didn't understood ur question

that's y I found the values of a and b

Answer 2

Answer:

a=3 ,b=1

a b 1

7 -10 1 7

-2 -7 3 -2

a/-49-20 =b/-30+7 =1/-2-21

a/-69 = b/-23 = 1/-23

a/-69 = 1/-23

a = 3

b/-23 =1/-23

b = 1