Question

Q2 If x=1 and y=1 is the solution of ax +3y = 7 and x+by =4, then the value of a+b =_______.




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Answer 1

Answer:

here x=1 y=1

ax+3y=7

a+3=7

a=7-3

a=4

x+by=4

1+b=4

b=4-1

b=3

Answer 2

Answer:

required answer is 7

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