f(-2) means replace x in the equation with -2, then solve:
-2^2 +5(-2)
Simplify:
4 + -10
Add:
-6
Answer:
Step-by-step explanation:
You first multiply the a with bx and c then after the answer when you multiply you "add" with it would be something like
ex: 6x+4=28
- 4 -4 subtract both sides
------------------------
6x=24 then divide 6 with 24.
x= 3
The case is about proportional relatioship so to slove it you have to do this.
45(V) ?
____ x ____
60(V) 15
45*15=675
60*?=60
675 DIVIDE BY 60=11.25
so the answer is 11.25
hope it help you
thank you
:)
Answer:
2:1
Step-by-step explanation:
Answer:
the 3rd one
Step-by-step explanation:
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