Question

What is the value of the expression x + (–y)
when x = 1.2 and y = –10.7?

A.
11.9

B.
–9.5

C.
9.5

D.
–11.9

Answer 1

@inowalst @omarbirjas

Answer 2

let me check this one again

Answer 3

just x-y

Answer 4

b

Answer 5

1.2-(-10.7)

Answer 6

i think

Answer 7

Or just 1.2+10.7

Answer 8

its A

Answer 9

the 10.7 is negative

Answer 10

-10.7

Answer 11

yea and ur subtracting, 2 negatives make a positive

Answer 12

u are adding

Answer 13

look at the question

Answer 14

x+(-y)=x-y

Answer 15

kk

Answer 16

substitute and you get 1.2-(-10.7)

Answer 17

which means 1.2+10.7=11.9

Answer 18

i still got -9.5

Answer 19

for both ways

Answer 20

https://www.google.com/webhp?sourceid=chrome-instant&rlz=1CALEAA_enUS631US631&ion=1&espv=2&ie=UTF-8&safe=active&ssui=on#q=google%20calculator&safe=active&ssui=on

Answer 21

@omarbirjas

Answer 22

there is the link

Answer 23

check it

Answer 24

type it i and see what u get, calculators don't lie unless there cheap

Answer 25

http://prntscr.com/6nw4zz

Answer 26

ah, i am bad a punns

Answer 27

*they're

Answer 28

kk