Question

7a + b = 11 ; a + 7b = 5.

find a + b​

Answer 1

Answer:

answer is 24 u understand

Answer 2

2

Step-by-step explanation:

for this we will add both equations

7a + b = 11

+ a + 7b = 5

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

8a +8b = 16

=> 8(a+b) = 16

=>

$a + b = \frac{16}{8}$

a+b = 2

and thank you