For 16 it's 8/10 for 17 it's 52/100 for 18 it's -92/100 for 19 it's -48/100 for 20 it's 86/100 for 21 it's 76/100
Answer:
Combine like terms in the left side. Substract both sides. Divide by both sides therefore. the answer is the option
Step-by-step explanation:
To find the percent of the birdhouses occupied, divide the number of occupied birdhouses by how many birdhouses there are in total:

Convert this decimal into a percentage by multiplying by 100:
5.26% of the birdhouses are occupied.
14/50 = 7/25
CosX = adjacent side of X/hypotenuse of X = 14/50 = 7/25