Answer:
y = -4/3x + 20
Step-by-step explanation:
2x + 1.5y = 30
1.5y = 30 - 2x
y = 20 - 4/3x
y = -4/3x + 20
The simplified answer is 4/5
The general form would be:

where 'a' is responsible for the magnitude of the function, 'b' is responsible for horizontal shift.and 'c' is responsible for vertical shift of the function.
Your answer would be:

Looks like choice A
Answer:
○ C. 
Step-by-step explanation:
Using the formula
, where <em>n</em> represents the number of tosses, substitute 7 in for <em>n</em> to get this:

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