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3 years ago

100 POINTS

Mathematics

2 answers:

andreyandreev [35.5K]3 years ago

8 0

Answer:

The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate. The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other.

Step-by-step explanation:

bonufazy [111]3 years ago

7 0

Answer:

Step-by-step explanation:

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9. The expression x(x-7)+4(x-7) is equivalent to each of the following except which choice?

Rus_ich [418]

Answer:

I the answer is number 3

x(x-7)+4(x-7)

x²-7x + 4x-28

=x²-3x-28

(x+4)(x-7)

x²-7x+4x-28

=x²-3x-28

(x-7)(x+4)

x²+4x-7x-28

=x²-3x-28

x2 – 3x – 28

the factored form is

=(x+4)(x-7)

6 0

3 years ago

MATH!!! I HAVE NO IDEA HOW TO DO THIS PLEASE SHOW ME THE WORK I WANNA KNOW HOW TO DO THIS FOR THE NEXT QUESTION!!!!

zimovet [89]

<h2><u>PLEASE MARK BRAINLIEST!</u></h2>

Answer:

Sorry I'm late!

Step-by-step explanation:

<em>Formula ⇒ </em> $A = \frac{1}{2}bh$

$A = \frac{1}{2}bh$

$A = \frac{1}{2}(5)(7)$

$A = \frac{1}{2}(35)$

$A = 17.5$

<h3>The Area of the face of the triangle is 17.5 in²</h3>

I hope this helps!

- sincerelynini

6 0

3 years ago

mr.wilkinson pours 2 cups of blue paint into a jar for each art station. How many jars can he fill with 1 gallon of blue paint

uysha [10]

Answer:1 jar = 2 × 8 = 16 ounces. So, number of jars required to fill 1 gallon of blue paint is : Therefore, 8 jars are required to fill 1 gallon of blue paint.

7 0

3 years ago

Is 1/2 greater than 4/5

Law Incorporation [45]

For this question you should know:
1/2 = 5/10
and
4/5 = 8/10
so you can see 8/10 is greater than 5/10 so the answer is no
4/5 is greater than 1/2 :)))
i hope this is helpful
have a nice day

4 0

3 years ago

-3.8x - 5.9x = 223.1

katrin2010 [14]

Answer:

x=-23

Step-by-step explanation:

-3.8x-5.9x=223.1

-9.7x=223.1

x=223.1/-9.7

x=-23

5 0

3 years ago

Read 2 more answers