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alina1380 [7]
3 years ago
12

An online music store is offering a promotion. When you spend $30 or more, you receive 3 songs for free. You Buy an album for $1

2 right and solve any quality that represents how much more money and we will spend to receive the three free songs
Mathematics
1 answer:
Lisa [10]3 years ago
3 0

Answer:

need to spend $18 more in addition to $12

Step-by-step explanation:

Given: According to online music store, if you spend $30 or more, you receive 3 songs for free

To find: How much more money need to be spend in addition to $12 to receive three free songs

Solution:

Let x denotes amount to be spend in addition to $12 to receive three free songs

According to question,

x+12\geq 30\\x\geq 30-12\\x\geq 18

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The Correct Answer is B

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Which basic trigonometric identity would you use to verify that tan x cos x =sin x
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\huge\boxed{\tan x=\dfrac{\sin x}{\cos x}}

Step-by-step explanation:

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7 0
3 years ago
Rewrite in simplest terms: 5(0.9m+0.5)-3(0.4m+0.7)
hram777 [196]

Answer:

3.3m+1.4

Step-by-step explanation:

Multiply 5 and 0.9m

Multiply 5 and 0.5

5 times 0.9m is 4.5m

5 times 0.5 is 2.5

Multiply -3 and 0.4m

Multiply -3 and 0.7

-3 times 0.4m is -1.2m

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4.5m+ 2.5 -1.2m-2.1

Which is 3.3m+1.4

Hope this helps!

3 0
2 years ago
What is the solution to <br> 5x+9-3x=18+15<br><br> A.x=8<br> B.x=12<br> C.x=21<br> D.x=3
Vlad [161]
Your answer will be B) x=12

1)5x-3x
2) move 9 to the other side (change signs)
3)18+15-9
4) 2x= 24 (divide 2 from both sides
5)x=12

hope this helps
7 0
3 years ago
Read 2 more answers
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