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MaRussiya [10]
3 years ago
13

39/7+7/2what is 39/7 + 7/2 ​

Mathematics
2 answers:
blondinia [14]3 years ago
6 0

Answer:

127/14

Step-by-step explanation:

39/7 + 7/2 = 78/14 + 49/14

78/14 +49/14 = 127/14

kolezko [41]3 years ago
6 0

Answer:

127/14

Step-by-step explanation:

The LCD here is (7)(2) = 14.

Thus we have 78/14 + 49/14 = 127/14

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Answer:

83

Step-by-step explanation:

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stira [4]

The system of equations when been placed in a matrix yields

\left[\begin{array}{ccc}650&-1\\120&1\end{array}\right]\left[\begin{array}{ccc}x\\y\end{array}\right]  =\left[\begin{array}{ccc}-175\\25080\end{array}\right]

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more variables and numbers.

Given the equation:

y = 650x + 175 and;

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Rearranging the equations gives:

650x - y = -175 and;

120x + y = 25080

Placing the equations in a matrix gives:

\left[\begin{array}{ccc}650&-1\\120&1\end{array}\right]\left[\begin{array}{ccc}x\\y\end{array}\right]  =\left[\begin{array}{ccc}-175\\25080\end{array}\right]

The system of equations when been placed in a matrix yields

\left[\begin{array}{ccc}650&-1\\120&1\end{array}\right]\left[\begin{array}{ccc}x\\y\end{array}\right]  =\left[\begin{array}{ccc}-175\\25080\end{array}\right]

Find out more on equation at: brainly.com/question/2972832

#SPJ1

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Your answer is 65. :)
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