Answer:
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Consider all options and find f(3):
A.
Then
Not -5, so this option is false.
B.
Then
This option is true.
C.
Then
Not -5, so this option is false.
D.
Then
Not -5, so this option is false.
In order to determine the number of boys in the class, first, we set-up an algebraic equation. Let x = number of boys in the class. The equation is then: x + 4x = 45. This is because the number of girls is 4 times greater than the number of boys. After solving the algebraic equation, it is then determined that there are 9 boys in the Chemistry class.
Answer:
24
Step-by-step explanation:
you can just search it 20% of 120
Answer:
f(x)=-
x+9
Step-by-step explanation:
Use the slope formula and slope intercept formula form y=mx + b to find the equation
