Question

g

Answer 1

where are you stuck?

Answer 2

the first one is 2.5, not -2.5. double check, please

Answer 3

If you can get the first one, then do the same with the second one.
I type the first one for you like this
\(\dfrac{3\color{red}{x}+2\color{blue}{y}}{-\color{orange}{z}}=\dfrac{3\color{red}{(-1)}+2*\color{blue}{4}}{-\color{orange}{(-1)}}=\dfrac{-3+8}{2}=-2.5\)

Answer 4

just replace the values of x, y, and z into the expression. Go ahead, you can do it.

Answer 5

Just do the same. show your try, please

Answer 6

ok so let me explain

Answer 7

absolute value is when a number is put in || like the absolute value of 1= 1 and the the absolute value of |-1| still equals 1

Answer 8

got it?

Answer 9

yep like |1| ad |-1| or |x| |-x|

Answer 10

fan?

Answer 11

if it was minus i think it would be outside the || so i think negative but the ||turns it to positive

Answer 12

oh sorry i was on peer answer

Answer 13

the first part i would think you ringt but i might need to te the original question

Answer 14

post a photo of the qustion

Answer 15

omfg sorry

Answer 16

just substitute the values
\[|(-1)^2+5|-4|3(-2)|\]

Answer 17

|-1^2+5|-4|3-2

Answer 18

that's what it would be

Answer 19

pemdas

Answer 20

yes absolute values count as parenthesis

Answer 21

start with working inside of the absolute value signs