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Ivanshal [37]
3 years ago
5

Quiz

Mathematics
1 answer:
alisha [4.7K]3 years ago
7 0

Answer:

the first one

Step-by-step explanation:

(-5+5) will equal 0. Because of the zero property no matter what you multiply it by it will equal 0. Same thing with (9-9)

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Sara's telephone service costs $31 per month plus $0.25 for each local call. Long-distance calls are extra. Last month, Sara's b
serg [7]

Answer:

60 local calls

Step-by-step explanation:

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46 minus the fixed per month cost: 46-31 = $15

15 divided by the cost of each local call: 15/0.25 = 60 calls

7 0
2 years ago
X = – 2y – 1<br> x = – 5y + 5
motikmotik

Answer:

x = -5

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Step-by-step explanation:

x = – 2y – 1

= -x - 2y - 1

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3 years ago
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5

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