67+79+80+190= 416
Each number has been rounded
Answer:
f
(
x
)
=
2
, means, whatever be the value of
x
, f(x)=2#.
∴
f
(
−
4
)
=
2
.
Answer: ( -2, 4 )
Reason:
The x value is horizontal. Thus anything that says left or right is talking about the x value.
The x value is listed first on the point
(x, y)
When the x value goes left it is negative
When it goes right it is positive
The y value is vertical
It is listed last on the point (x , y)
When it goes up it is positive
When it goes down it is negative
Hope this helps
100 because of the system
have a good day
Answer:
90 grams
Step-by-step explanation:
53g+22g+15g=90grams