1 answer:
Answer:
y
=
9 when x
=
4
Step-by-step explanation:
If y varies inversely as x then
XXX
x
⋅
y
=
c for some constant c
Given y
=
12 when x
=3 XXX
3
⋅
12
=c
XXX
⇒
c
=
36
So
XXX
x
⋅
y
=
36 and when
x
=
4
XXX
4
*y
=
36
XXX
⇒
y
=
9
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Answer:
24.5
Step-by-step explanation:
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Answer:
e= 10h+5
Step-by-step explanation:
h is no of hours
e is earnings
Answer:
B. and D.
B. 10m+3m+m+10+6=4m+16
D. 4(m+4)=4m+16
Answer:
x²+(y-5)²=49
Step-by-step explanation:
