Which expressions are equivalent to 4b?
Options:
b+2(b+2b)
3b+b
None of the above
2 answers:
4b : b + 2(b + 2b) OR 3b + b
First option :
b + 2(b + 2b)
Simplify.
b + 2b + 4b
Simplify.
3b + 4b
Simplify.
7b
So, the first option is INCORRECT.
Second option :
3b + b
Simplify.
4b
So, our second option is CORRECT.
3b + b
~Hope I helped!~
3b+b because 3+1=4 just add b and replace 1 with b
b is the same as 1
3b is the same as 3
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