If you distribute the 6(x-2) you would get 6x-12 so zero would equal zero
Answer:
EF =11 ft
Step-by-step explanation:
if CB = 11ft then EF will also be 11 ft since both triangles are congruent to each other
4b+21=-3b+21+7b
4b+21=4b+21
it means that the expression shows an identity