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3a + b - 2a + b = a + 2b
Wiki User
p=b+3a+c p-3a-c=b+3a-3a+c-c p-3a-c=b b=p-3a-c
If a + b = 6, what is the value of 3a + 3b?
= a + b - 2
a = 15.
3a(b+c)+2b(b+c)