Answer:
Explanation:
We have:
(
2
x
+
3
)
(
4
x
2
−
5
x
+
6
)
Now let's distribute this piece by piece:
(
2
x
)
(
4
x
2
)
=
8
x
3
(
2
x
)
(
−
5
x
)
=
−
10
x
2
(
2
x
)
(
6
)
=
12
x
(
3
)
(
4
x
2
)
=
12
x
2
(
3
)
(
−
5
x
)
=
−
15
x
(
3
)
(
6
)
=
18
And now we add them all up (I'm going to group terms in the adding):
8
x
3
−
10
x
2
+
12
x
2
+
12
x
−
15
x
+
18
And now simplify:
8
x
3
+
2
x
2
−
3
x
+
18Step-by-step explanation:
1 adult=2
1 child=1
multiply 2*8=16 adult glasses
multiply 1*5=5 child glasses
in total she needs 21 glasses
hope I was helpful
Answer:
Step-by-step explanation:
You don't need the Law of Cosines, the Law of sines if what you need. You can't use the Law of Cosines because in order to find side a, you would need the length of side c and you don't have it. Using the Law of Sines is appropriate, knowing that angle B = 55:
and solving for a:
so
a = 143.0
Double my tens digit to get my ones digit and double me and i am less than 50?
12,24
Hope I helped, good luck!
Answer:
The amount is $155.89
Step-by-step explanation:
To find the cost of the meal, find the tax and tip. You can find each by multiplying the amount of the meal by the percentages.
$119 * 9% = 10.71
$119 * 22% = 26.18
Now we can add all three together.
119 + 10.71 + 26.18 = 155.89
