Answer:
im not sure but i think its a bargraph if the answer is coreect please tell
Step-by-step explanation:
when 11 is decreased by a number, the result is 413
Answer:
8/3
Step-by-step explanation:
Because all 4 angles are congruent, the sides are proportional.
the scale factor is 5/30 = 1/6.
meaning x = 16(1/6)=8/3.
This should be the equation:
n + 4/3n + 5/3n = 90
Answer: the last one!! 
Step-by-step explanation:
When there is a line under it means no more than!