Yes, the distance a sailfish swims propotional to the number of hours it swims
Answer:
1.8.10=1.80000000000
7.2.10=7.2000000000
Step-by-step explanation:
X - the number of five dollar bills
y - the number of one dollar bills
She has 18 bills in total.

She has $62.

Set both expressions equal to each other:

She has 11 five dollar bills and 7 one dollar bills.
Answer:
money made by michael = 15*3 +6*5 = 45+30= $75
Step-by-step explanation:
Answer:
(
5
,
π
)
Step-by-step explanation:
−
5
=
r
cos
θ
88
[
1
]
0
=
r
sin
θ
8888
[
2
]
Squaring [1] and [2]:
25
=
r
2
cos
2
θ
0
=
r
2
sin
2
θ
Adding [1] and [2]:
25
=
r
2
cos
2
θ
+
r
2
sin
2
θ
Factor:
25
=
r
2
(
cos
2
θ
+
sin
2
θ
)
25
=
r
2
⇒
r
=
±
5
( use
r
=
5
)