Respuesta :

muliply 2×2
your answer will be 3=4+b
subtract the 4 from both sides.
b=-1
if im correct..

3 = (2)(2)+b

Simplify both sides of the equation

3 = (2)(2)+b

3 = 4+b

3 = b+4

Flip the equation

b+4=3

Subtract 4 from both sides

b+4-4=3-4

b= -1


I hope that's help !


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