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Charra [1.4K]
3 years ago
9

Solve the system of equations 3r – 4s = 0 and 2r 5s = 23.

Mathematics
1 answer:
UkoKoshka [18]3 years ago
3 0
this is when its solved: r=4, s=3}
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5y+3+4x identify parts in an algebraic expression
Sphinxa [80]

Answer:

y and x are variables, the 5 in 5y is a coefficient so is the 4 in 4x, the 3 is called a constant

Step-by-step explanation:

7 0
3 years ago
Please help 20 points and brainliest
Maksim231197 [3]

Answer: the last second one: 3/4 0.8 94%

Step-by-step explanation:

because 3/4 is smaller than one so it has to go first.

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7 0
3 years ago
Read 2 more answers
a square garden with a side of 150m has a square swimming pool in the very center with a side length of 25m calculate the area o
marta [7]

Answer: 21,875 sqm

Step-by-step explanation:

Step 1:

   Find the gross area of the garden.

   Square 150m = 22,500 sqm.

Step 2:

   Find the area of the pool.

   Square 25m = 625 sqm.

Step 3:

   Subtract the area of the pool from the gross area of the garden

   to find the net area of the garden.

   22,500 - 625 = 21,875 sqm.

Warning:

   Do not subtract the side length of the swimming pool from the side length

   of the garden before squaring.

7 0
3 years ago
Can you help Plzz..<br> Explain the process for find the product of two integers????
Katyanochek1 [597]
The process for finding the product of two integers is by multiplying them .
6 0
4 years ago
What the questions are asking help ASAP please
Rudiy27

Answer:

Step-by-step explanation:

A scalar is a constant value that is multiplied throughout a matrix.

e.g.

In number 1 the set up would look like this

3 * \left[\begin{array}{ccc}3&-1&5\\2&1&-4\\-6&3&2\end{array}\right]

To solve this, you must distribute the 3 to each value within the matrix

The solution to #1 would be

M = \left[\begin{array}{ccc}9&-3&15\\6&3&-12\\-18&9&6\end{array}\right]

3 0
3 years ago
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