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mash [69]
3 years ago
15

Which of the following expressions is equivalent to the one shown below? (-5 x 4)3

Mathematics
2 answers:
EastWind [94]3 years ago
6 0

Answer:

\huge \boxed{-60}

Step-by-step explanation:

<h2>Order of operations</h2>

PEMDAS

Parenthesis, exponent, multiply, divide, add, and subtract from left to right.

First thing you do is parenthesis.

\displaystyle (-5\times4)=-5\times4=-20

Then multiply numbers from left to right to find the answer.

\displaystyle-20\times3=-60

\Large \boxed{-60}, which is our answer.

salantis [7]3 years ago
5 0

Answer:

-60

Step-by-step explanation:

<em>We'd solve anything inside the parentheses first:</em>

-5 * 4 = -20

<em>Now multiply:</em>

-20 * 3 = -60

Our answer would be -60

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Which pairs of polygons are congruent?
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Answer:

Congruent figures are the same size and the same shape.

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2 years ago
Please, I need help with my homework. I not asking anybody to do it, but I need help for it.
jenyasd209 [6]

Answer:

1) x = -2

Step-by-step explanation:

1) x + 7 + x + 11 = 14

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        2x = 14 - 18

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4 0
3 years ago
A manager must select three coders from her group to write three different software projects. There are 7 junior and 3 senior co
gavmur [86]

Answer:

The total number of ways are 168.

Step-by-step explanation:

Consider the provided information.

There are 7 junior and 3 senior coders in her group.

The first project can be written by any of the coders. The second project must be written by a senior person and the third project must be written by a junior person.

For second project we have 3 choices and for third project we have 7 choices.

Now there are 2 possible case:

Case I: If first and second coder is senior, then the total number of ways are:

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Case II: If first and third coder is junior, then the total number of ways are:

7\times 3\times 6=126

Hence, the total number of ways are: 42+126=168

6 0
3 years ago
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