Answer:
Step-by-step explanation:
yz+4z=z-y²
yz+4z-z=-y²
yz+3z=-y²
z(y+3)=-y²

Answer:
it is a ray
Step-by-step explanation:
because all the other ans do not have the properties which are mentioned in the question
Answer:87
Step-by-step explanation:
Answer:
or 21.45%
Step-by-step explanation:
To find the probability that Jake will get a calculator, we simply divide the number of calculators to the number of students in the class.
Probability = 
Probability = 
To find the probability in percentage form, we simply multiply the quotient of
by 100

0.2142 x 100 = 21.42%
So Jack has a 21.45% chance of getting a calculator from the teacher.