3 years ago

-x + 3y − z = -9 x − 2y + 2z = 8 2x − y + z = 7

Mathematics

1 answer:

evablogger [386]3 years ago

3 0

Answer:

(x,y,z)=(2,-2,1)

Step-by-step explanation:

You might be interested in

Tell what the value of each point would be if

Effectus [21]

Answer:

if what? come on

Step-by-step explanation:

5 0

3 years ago

What is the cube of the quotient 24 and 6

Naily [24]

Quotient of 24 and 6 is : $\frac { 24 }{ 6 } =4$

and 4's cube is : ${ 4 }^{ 3 }\quad =\quad 4\cdot 4\cdot 4=64$
The answer is 64

7 0

3 years ago

Which statements are true for the following expression?<br> (9 + 1) · 5

kvasek [131]

Answer:

Step-by-step explanation:

add

9 + 1 = 10

multiply

10 * 5 = 50

Answer: 50

3 0

2 years ago

timomthy began his math homework at 5:17 pm he finished at 5:49 how many minutes did he send on his math homework

daser333 [38]

Answer:

32 minutes

Step-by-step explanation:

49 - 17 = 32

Timothy spent 32 minutes on his math homework.

3 0

3 years ago

Read 2 more answers

In a grocery store a $21 case of toilet paper is labeled, "Get a 20% discount." What is the discount? What is the sale price of

arsen [322]

Hi There!

Step-by-step explanation and Answer:

21 * 0.2 = $4.2 (Discount)

21 - 4.2 = $16.8 (Sale Price)

Hope This Helps :)

5 0

4 years ago

Read 2 more answers