3 years ago

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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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