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Rzqust [24]
3 years ago
11

Please help me (online class)

Mathematics
1 answer:
photoshop1234 [79]3 years ago
8 0

Answer:

x=3.99 it represents the amount per book

Step-by-step explanation:

3x + 1.50 = 13.47

- 1.50 on both sides

3x= 11.97

Divide 3 on both sides.

x= 3.99

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Solve x − 5y = 6 for x.
pentagon [3]

Answer:

All real numbers

Step-by-step explanation:

Solve a system of equations by elimination

With the equation given, you can solve for y to get: y = \frac{1}{5}x - \frac{6}{5}

Then, substitute this value in on the equation.

x - 5(\frac{1}{5}x - \frac{6}{5}) = 6

x - x + 6 = 6

6 = 6

The solution is all real numbers

8 0
3 years ago
Which statement describes the value of the expression 4 * 18932 + 921
IceJOKER [234]
I'm confused, there are no statement. 
But <span>4 * 18932 + 921 is equal to 76,649.

4*18932+921
75728+921= 76649
</span>
8 0
4 years ago
B =<br> Round your answer to the nearest hundredth.<br> please help
Savatey [412]

Answer:

26.39

Step-by-step explanation:

sin B = 4/9

B = inverse sin 4/9 = 26.387

5 0
3 years ago
Read 2 more answers
Plz help I will thank u and mark u as branilyest
IceJOKER [234]

 number 9 =al you have to do is one and 7 eighths =9 so your sum will be 10 and 7 eighths.

hope this helps;)

MARK ME BRAINLIEST

YOU PROMISED!

8 0
3 years ago
Read 2 more answers
Pa tulong po pleasee
astraxan [27]

Answer:

1. 7

2. 54÷2=27

only this I know please put brainlest

5 0
3 years ago
Read 2 more answers
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