Answer:
-5x^5 + 2x^3 - 6x should be your answer
Answer:
x = 79 y = 22
Step-by-step explanation:
x would be the same as the other side so 79 * 2 would be 158. A whole triangle is 180. 180 - 158 = 22
Idk what you mean the answer is 15 students eat six pizzas
Answer:
It appears to be substitution
Step-by-step explanation:
I think you are talking about system of equations
Answer:
The correct option is D
Step-by-step explanation:
A categorical variable is a variable that can take on one of a limited, and usually fixed, number of possible values, assigning each individual or other unit of observation to a particular group or nominal category on the basis of some qualitative property. Example of categorical variables are race, sex group and education level.