4x+y-3z=45 6x-4y+3z=41 2x-7y-11z=85

1 answer:

7 0

Answer:

{x,y,z} = {8,-2,-5}

You might be interested in

gayaneshka [121]

Ok well...
1200 times .25 is 300 so subtract 1200-300= 900 is the decreased number :)

Hope it helps! :)

6 0

3 years ago

lubasha [3.4K]

Answer:

Step-by-step explanation:

3 0

3 years ago

Anna11 [10]

Answer:

Step-by-step explanation:

i think it's 1

6 0

2 years ago

worty [1.4K]

Answer:

Step-by-step explanation:

Convert mixed fraction to improper fraction.

$-2\dfrac{5}{8}*(-2\dfrac{3}{5})=\dfrac{-21}{8}*\dfrac{-13}{5}\\$

$=\dfrac{(-21)*(-13)}{8*5}\\\\\\=\dfrac{273}{40}\\\\=6\dfrac{33}{40}$

4 0

2 years ago

dangina [55]

Its $13.79..... hopefully it helps

7 0

3 years ago