Which expressions are equivalent to 4b choose all answers that apply: a. b+2(b+2b) b. 3b+b c.2(2b)

c and b are your answers

b. 3b+b

c.2(2b)

Step-by-step explanation:

Option a is

b+2(b+2b) = b+2(3b) Adding the like terms b and 2b

                    =b+6b

                     =7b

Option b is :

3b+b = 4b (Like terms can be added)

Option c is

2(2b) = 4b. [ 2x2=4]

OPtions b and c both equal 4b.

the answer is 11.2 (i know i’m late)

answer: no

step-by-step explanation: because the big angle will spread away the 2 side that it is on and make the opposite side even longer.