Question 964672
a+b= 6, a= 6-b
a-b=2 Substitute for a:
6-b-b= 2
-2b= 2-6
-2b= -4 Divide both sides by -2
b= 2 Now we know number b is 2 Let's find a:
a+2= 6
a= 6-2
a= 4
proof:
4+2= 6
4-2= 2