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Likurg_2 [28]
3 years ago
5

Will mark brainliest, I'm having some trouble (question in attachment)

Mathematics
1 answer:
Liono4ka [1.6K]3 years ago
4 0

Answer: 45b^4/32

Step-by-step explanation: First multiply the two fractions

15b^3y(3b)/8y x 4

Multiply 3 by 15

45b^3yb/8y x 4

Raise b to power of 1

45(b^1b^3)y/8y x 4

Use power rule to combine exponents

45b^1+3 y/8y x 4

Simplify

45b^4y/32y

Cancel common factor of y

45b^4/32

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<img src="https://tex.z-dn.net/?f=%20-%20%20%5Cfrac%7B4%7D%7B5%7Ds%20%3D%202" id="TexFormula1" title=" - \frac{4}{5}s = 2" alt=
Dmitrij [34]

Answer:

s = - \frac{5}{2}

Step-by-step explanation:

multiply both sides by 5 to eliminate the fraction

- 4s = 10 ( divide both sides by - 4 )

s = \frac{10}{-4} = - \frac{5}{2}


6 0
3 years ago
Find the value of x.
Ilya [14]

Answer:

x=47.41662784

Step-by-step explanation:

take sin 28° multiplied by 101 because sin equals opposite/hypotenuse. in this case (sin 28=x/101). (101*sin 28=x)

8 0
4 years ago
An ice cream machine produced 52 ice creams per minute. After reconditioning, its speed increased to 65 ice creams per minute. B
Anastasy [175]

Answer:25 %

Step-by-step explanation:

Given

Earlier machine was producing 52 ice cream per minute and

Now it is Producing 65 ice creams per minute

So percentage increase of the machine =\frac{\text{final-Initial}}{\text{Initial}}\times 100

=\frac{65-52}{52}\times 100

=\frac{13}{52}\times 100

=\frac{1}{4}\times 100=25\ \%

So there is increase of 25 % in speed

5 0
3 years ago
NEED HELP FAST
juin [17]

Answer:

-24 2/7

Step-by-step explanation:

-180 4/7 -166 2/7

-180 -166 = -24

4/7-2/7 = 2/7

-24 2/7

3 0
3 years ago
Three less than the product of two and a number y
expeople1 [14]

Answer:

2y-3

Step-by-step explanation:

It is saying to subtract 3 from the product of 2 and the variable, y.

6 0
3 years ago
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