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Gekata [30.6K]
3 years ago
8

A coin collector is able to collect five coins each day. The collector has five coins on the first day, 10 on the second, 15 on

the third day, and so on. Which expression represents the number of coins the collector has after d days?
Mathematics
2 answers:
slavikrds [6]3 years ago
7 0
5 X (number) would be it
larisa [96]3 years ago
5 0

Answer:

5d

Step-by-step explanation:

Let d represent the number of days.

We have been given that a coin collector is able to collect five coins each day.

The number of coins after d days would be 5 times d.

We can represent this information in an expression as:

5d

Therefore, the expression 5d represents the number of coins the collector has after d days.

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HELP ME PLEASEEEEEEEEEEEE
murzikaleks [220]

Answer:

24

Step-by-step explanation:

if you count the numbers, the longer side is 7 and the other is 5

7+7 and then add 5+5

14+10

24

5 0
2 years ago
Solve 5x(x-6)(4x+9)=0
xxTIMURxx [149]
Greetings and Happy Holidays!

Solve 
for x.
5x(x-6)(4x+9)=0<span>

Distribute the parenthesis:
</span>5x(x-6)(4x+9)=0

(5x^2-30x)(4x+9)=0

(20x^3-120x^2)+(45x^2-270x)=0

Combine like terms:
20x^3-75x^2-270x=0

Factor out GCF (5x):
5x(4x^2-15x-54)=0

Factor the Complex Trinomial:
5x(4x^2+9x-24x-54)=0

5x(x(4x+9)-6(4x-9))=0

5x((4x+9)(x-6))=0

Set Factors to Equal 0:
5x=0

x=0

or

4x+9=0

4x=-9

x=\frac{-9}{4}

or

x-6=0

x=6

The Answers Are:
\boxed{x=0} \\ \boxed{x= \frac{-9}{4}} \\ \boxed{x=6}

I hope this helped!
-Benjamin

8 0
3 years ago
Anybody know how I can get better at algebra 1, because I'm struggling​
IrinaK [193]

Answer:

Step-by-step explanation:

Know Your Arithmetic

Remember PEMDAS

Get Positively Comfortable with Negative Numbers

Show Your Work

Don't Let the Letters Scare You

Be Sure to Answer the Right Question

Work Practice Problems

Calculator

Join a study group

3 0
2 years ago
PLS HELP :(((
Paul [167]
Hey,
So if you are working 8 hrs a day and $15 an hour multiply those together, that would give you $120 a day, and multiplying that by 5 days a week that would make $600 a week.
7 0
3 years ago
Which variable is most important to the following problem?
Ksenya-84 [330]

Answer:

B.) the number of tents the army orders

Step-by-step explanation:

The word problem does not speak of any prices or tent sizes so it cant be A or C

4 0
2 years ago
Read 2 more answers
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