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mina [271]
3 years ago
7

4.(01.02 MC)

Mathematics
1 answer:
marin [14]3 years ago
6 0

Answer:

D -13

Step-by-step explanation:

5x - 3y - z if x = -2, y = 2, and z = -3

5x - 3y - z =

= 5(-2) - 3(2) - (-3)

= -10 - 6 + 3

= -16 + 3

= -13

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Andre can complete 1.5 facts in one second.

Step-by-step explanation:

Given,

Number of multiplication facts completed in 90 seconds = 135

Therefore;

90 seconds = 135 facts

Dividing both sides by 90 to fins the facts per second

\frac{90}{90}\ seconds=\frac{135}{90}\ facts\\\\1\ second = 1.5\ facts

Andre can complete 1.5 facts in one second.

Keywords: unit rate, division

Learn more about unit rates at:

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6 0
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Yakvenalex [24]
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Step-by-step explanation:

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There are several errors in the question. If you are using voice recognition, you are better off typing the question manually.

5 0
2 years ago
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BartSMP [9]

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5 0
3 years ago
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