3 years ago

PLEASE HELP - System of equations matrix prepresents

Mathematics

1 answer:

Sever21 [200]3 years ago

6 0

9514 1404 393

Answer:

the marked choice is the correct one

Step-by-step explanation:

A suitable calculator or web app can reduce this matrix for you.

The solution is represented by the matrix ...

$\left[\begin{array}{ccc|c}1&0&0&1\\0&1&0&-1\\0&0&1&3\end{array}\right]$

You might be interested in

Evaluate Functions<br> Given f(x) = 2x + 6 and g(x) = 5x - 1<br> Evaluate f(-2)

ZanzabumX [31]

Answer:

f(-2) = -4x + 6

Step-by-step explanation:

f(x) = 2x + 6

f(-2) = -2(2x) + 6

f(-2) = -4x + 6

4 0

3 years ago

Read 2 more answers

Sam bought two CDs for $13 each. Sales tax for both CDs was $3. Write an expression to show how much Sam paid in all.

gizmo_the_mogwai [7]

Let's see...
13x2+2x3

is it good?

8 0

3 years ago

Read 2 more answers

Kristal orders tacos. She left a $7 tip which was 20% of her bill.

morpeh [17]

Answer:

30 bucks

Step-by-step explanation:

Just multiply 7 x 5

4 0

3 years ago

What is 7x-4y+2x+8y in distributive form? I will give brainliest and 100 points. Thank you.

alexgriva [62]

Answer:

4(2 1/4x + y)

Step-by-step explanation:

Just factor

In this cae no GCF

So just divide By 4 becuase its easy

If you solve it

You’d get 9x+4y

WHich is the combined term of the expression given

5 0

3 years ago

Read 2 more answers

What is the difference between surface area and total surface area? Or is it the same thing??

elena-14-01-66 [18.8K]

No, surface area and total surface area are the same.

3 0

3 years ago