Answer:
(3,2)
Step-by-step explanation:
take negative from inside bracket as x and contant outside as y, and done
21/2 is what you should get if you divide those two
Complement adds to 90
complement of A is 90-A
supplement is adds to 180
supplemetn of A is 180-A
2(90-A) is -40+180-A
2(90-A)=-40+180-A
2(90-A)=140-A
distribute
180-2A=140-A
add 2A to both sides
180=140+A
minus 140 both sides
40=A
A=40 degres
Step-by-step explanation:
The last one.
-5 is notht included but 6 is.
Answer:
3.1818... months
Step-by-step explanation:
x = months
50 + 60x = 225 + 5x
55x = 175
x = 3.1818...
