Answer:
Explanation:
The statement is expressed as
y
∝
1
x
inverse means
1
variable
To convert to an equation introduce k, the constant of variation.
y
=
k
×
1
x
⇒
y
=
k
x
To find k use the given condition that y = 8 when x = 4
8
=
k
4
⇒
k
=
4
×
8
=
32
⇒
equation is
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
∣
∣
∣
2
2
y
=
32
x
2
2
∣
∣
∣
−−−−−−−−−−−−
x
=
16
→
y
=
32
16
⇒
y
=
2
when
x
=
16
Answer:
A- m= 686 - 65h
B- h = 686 + 65m
C- m = 686 + 65h
D- h = 686 - 65m
step-by-step explanation:
20 to 30 is a 10% increase
Answer:
the shape is similar with yours and the friend
2 shapes=30min
3 shapes=x min
30 x 3 / 2=45 min
Step-by-step explanation:
i think good luck! i'm not sure