Question

if a + b = b the value of a is​

Answer 1

Step-by-step explanation:

a+b=b

a=b-b

a=0

so the value of a is 0

Answer 2

$if \: a + b = b \: \\ so \\ a = b - b \\ so \: b \: is \: canceled \: by \: b \: \\ then \\ a = 0$