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MatroZZZ [7]
4 years ago
5

If p:q is equivalent to 2:5, then 10q equals

Mathematics
1 answer:
arsen [322]4 years ago
4 0
10q equals 7p because of the difference
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The price would decrease because they want to get rid of the tomatoes

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A _____________________ variable _________________ on an ____________________ variable.
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A dependent variable depends on an independent variable
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3 years ago
What is the row echelon form of this matrix?
USPshnik [31]

The row echelon form of the matrix is presented as follows;

\begin{bmatrix}1 &-2  &-5  \\ 0& 1 &  -7\\ 0&0  &1  \\\end{bmatrix}

<h3>What is the row echelon form of a matrix?</h3>

The row echelon form of a matrix has the rows consisting entirely of zeros at the bottom, and the first entry of a row that is not entirely zero is a one.

The given matrix is presented as follows;

\begin{bmatrix}-3 &6  &15  \\ 2& -6 &  4\\ 1&0  &-1  \\\end{bmatrix}

The conditions of a matrix in the row echelon form are as follows;

  1. There are row having nonzero entries above the zero rows.
  2. The first nonzero entry in a nonzero row is a one.
  3. The location of the leading one in a nonzero row is to the left of the leading one in the next lower rows.

Dividing Row 1 by -3 gives:

\begin{bmatrix}1 &-2  &-5  \\ 2& -6 &  4\\ 1&0  &-1  \\\end{bmatrix}

Multiplying Row 1 by 2 and subtracting the result from Row 2 gives;

\begin{bmatrix}1 &-2  &-5  \\ 0& -2 &  14\\ 1&0  &-1  \\\end{bmatrix}

Subtracting Row 1 from Row 3 gives;

\begin{bmatrix}1 &-2  &-5  \\ 0& -2 &  14\\ 0&2  &4  \\\end{bmatrix}

Adding Row 2 to Row 3 gives;

\begin{bmatrix}1 &-2  &-5  \\ 0& -2 &  14\\ 0&0  &18  \\\end{bmatrix}

Dividing Row 2 by -2, and Row 3 by 18 gives;

\begin{bmatrix}1 &-2  &-5  \\ 0& 1 &  -7\\ 0&0  &1  \\\end{bmatrix}

The above matrix is in the row echelon form

Learn more about the row echelon form here:

brainly.com/question/14721322

#SPJ1

8 0
1 year ago
Combine like terms 1,17-0,07a+(-3,92a).<br><br> HELPPPPPPP!!!
Anna35 [415]

Answer:

=1.17-3.99a

Step-by-step explanation:

1.17-0.07a+\left(-3.92a\right)

=1.17-0.07a-3.92a

=1.17-3.99a

8 0
3 years ago
What is the value of m in the equation below when j = 24 and n = 3? j = 2mn A. –2 B. 4 C. 6 D. 8
pochemuha

Answer:

B.4

Step-by-step explanation:

Plug in the numbers. it will be 24=2m(4) since u plug in 24 for j and 3 for n. 24=2m(3). This will be 24=6m. Divide by 6. m=4

3 0
3 years ago
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