Question

verify a+(b+c)+(a+b)+ (a+b) for each of the following values of a,b,c .
(1) a=-12, b=3, c=1​

Answer 1

Answer:

a+(b+c)+(a+ b)+ (a+ b)

putting the value a=-12 b= 3, c=1

-12(3+1)+(-12+3)+(-12+3)

-12(4)+(9)+(9)

-12×4+9+9

-48+9+9

-48+18

-30

Answer 2

Answer:

-26

Step-by-step explanation:

a+(b+c)+(a+b)+(a+b)

-12+(3+1)+(-12+3)+(-12+3)

-12+(4)+(-9)+(-9)

-17-9

-26