Answer:
A. b+2(b+2b)
b + 2b + 4b = 7b
B. 3b + b = 4b
C. 2(2b) = 4b
None of them are equal to 9b
Answer:
Associative properties of multiplication
Isolate the variable by dividing each side by factors that don't contain the variable.
Inequality Form:
x
≤−
2