The answer would be A.
Because you are subtracting the exponents.
Hope it helps.
Answer:
volume = (1/3)(area of base)(height)
area of base = pi * radius2 = pi * (10/2)2 = pi * 52 = 25pi cm2
volume = (1/3)( 25pi )( 9 ) cm3
volume = 75pi cm3
volume ≈ 236 cm3
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Answer:
B) 0
Step-by-step explanation:
Cost of installation fee is $120.
Step-by-step explanation:
Let,
Monthly fee = x
Installation fee = y
According to given statement;
6x+y=594 Eqn 1
11x+y=989 Eqn 2
Subtracting Eqn 1 from Eqn 2

Putting x=79 in Eqn 1

Cost of installation fee is $120.
Keywords: Linear equations, subtraction
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