Answer:
2b+8
Step-by-step explanation:
To solve this problem, first, you have to use the distributive property.
DISTRIBUTIVE PROPERTY:
A(B+C)=AB+AC
A(B-C)=AB-AC
(b+4)2
2(b+4) (First, switch sides.)
A=2
B=B
C=4
2b+2*4
2*b=2b
2*4=8
2b+8
As a result, the correct answer is 2b+8.
