Mathematics : asked on xxaurorabluexx

11.05.2022

3(c − 2) = 15 what’s the value of c?

1

Step-by-step answer

24.06.2023, solved by verified expert

Bhaskar Singh Bora

Mathematics, Physics. Q&A Expert

24 118 answers

Unlock the full answer

2 students found this answer

7

Step-by-step explanation:

Distribute

3c - 6 = 15

Add 6 to both sides

3c = 21

Divide 3 to both sides

c = 7

It is was helpful?

Helpful Useless

Faq

Mathematics

3(c − 2) = 15 what’s the value of c?

Step-by-step answer

P Answered by PhD

2

7

Step-by-step explanation:

Distribute

3c - 6 = 15

Add 6 to both sides

3c = 21

Divide 3 to both sides

c = 7

Mathematics

You can buy jars of the same jam in 2 sizes large jar:440g for £1.54 small jar:340g for £1.26 By considering the price per gram, work out which jar is the best value for money. Working must be shown

Step-by-step answer

P Answered by PhD

Answer: 440 grams for 1.54 is the better value
Explanation:
Take the price and divide by the number of grams
1.54 / 440 =0.0035 per gram
1.26 / 340 =0.003705882 per gram
0.0035 per gram < 0.003705882 per gram

Mathematics

Anthony received $150 for his birthday this year. This was $10 less than half the amount he received last year. How much money did Anthony receive for his birthday last year?

Step-by-step answer

P Answered by PhD

The answer is in the image

The answer is in the image

Mathematics

A new school randomly assigns a six-character student code to every prospective student. The school uses the characters 1, 2, 3, 4, 5, X, Y, and Z. If none of the student codes contain a repeated character, what is the total number of codes that can be randomly assigned?

Step-by-step answer

P Answered by PhD

The total nom of code that can be used is equal to 5+3 = 8

Mathematics

An online media service offers video and music downloads. Each download of a song costs $1. Each download of a video costs 5 times as much as the song download. You have a credit of $70. How many songs can you purchase after buying 12 videos?

Step-by-step answer

P Answered by PhD

The answer is in the image

The answer is in the image

Mathematics

In a parking lot, for every 8 cars there are 7 trucks. What is the ratio of cars to trucks? A)7 : 8 B)8 : 7 C)8 : 15 D)15 : 8

Step-by-step answer

P Answered by PhD

For every 8 cars there are 7 trucks

Therefore,

Cars:Truck=8:7

Answer is B)8:7

Mathematics

A 4300-N force from a car s engines produces an acceleration of 3.3 m/s2. What is the mass of the car? A. 4300 kg B. 1300 kg C. 14,000 kg D. 390 kg

Step-by-step answer

P Answered by PhD

F=ma

where F=force

m=mass

a=acceleration

Here,

F=4300

a=3.3m/s2

m=F/a

=4300/3.3

=1303.03kg

Approximately it is aqual to 1300kg

Mathematics

Mathematics, 26.03.2020 20:52, mohammadhosseinkarim David is building wooden picture frames. Each frame requires 3/4 feet of wood. If David started with 12 feet of wood and now has 6 feet of wood remaining, how many pictures frames has he built?

Step-by-step answer

P Answered by PhD

The wood before starting =12 feet

Left wood=6 feet

Wood used till now=12-6=6 feet

Picture frame built till now= 6/(3/4)

=8 pieces

Therefore, till now 8 pieces have been made.

Mathematics

Nick received an 82.5% on his math test. How many questions did he get right if there were a total of 40?

Step-by-step answer

P Answered by PhD

The answer is in the image

The answer is in the image

Mathematics

Of the 420 students enrolled in basic math, only 30% are first-year students. How many are first-year students? How many are not?

Step-by-step answer

P Answered by PhD

30% of 420 are first year students

first year students = (30/100 )*420

=126 students

Student who are not in first year = 420-126

=294 students

free Ask question

Today we have helped

121 students

just now

Physics

A truck is pulling a trailer down a highway. The total mass of the trailer is 360kg and the force at which the truck is pulling is 7.200N, What is the acceleration of the truck?

s Answered by Specialist

just now

Mathematics

A tram has an initial velocity of 300m/minute ◦ It travels a distance of 0.5km in 20 seconds ◦ What is the acceleration of the tram in m/s2?
If you could please help me, it would be greatly appreciated?

p Answered by PhD

1 minute ago

Mathematics

Directions: Answer each of the questions by typing your answer in the answer boxes.. If you get the answer correct, the box next to it will turn green. If you answer the question incorrectly, it will turn red. Coach West took his softball team to get pizza after the last game of the season. Their total bill was $128.50. If Coach West wants to leave the server a 22% tip, what is the TOTAL cost of the meal?
Rosa and her sister went to a diner for lunch. They each ordered a salad for $7.20 and a soda for $1.50. If they left their server a 20% gratuity, what was the total cost of their meal?

Mauricio and Frederick went to dinner at a seafood restaurant. The subtotal of their bill was $62.85. If they left their server a 22% gratuity, how much did the server receive?

The Goodman family is dining at Cathy's Cafe. The subtotal of their meal is $84.50. If they left a total of $99.71 including tip, what percent of the subtotal did they leave as a gratuity?

For his job, Keith earns 10% commission on his total sales. If Keith had a total sale of $655 last week, how much did he earn in commissions?
For his job, Keith earns 10% commission on his total sales. To pay for a trip to Top Golf, Keith needs to earn $120 in commissions. What must Keith’s sales total for the week?

For her job, Carrie earns 20% commission on her total sales. If Carrie had a total sale of $440 last week, how much did she earn in commissions?

For her job, Carrie earns 20% commission on her total sales. To pay for an upcoming vacation, Carrie needs to earn $200 in commissions. What must Carrie’s sales total for the week?

s Answered by Specialist

1 minute ago

Chemistry

g The gas molecules in the internal combustion engine chamber are in a high state of random motion. When the molecules are expelled through an exhaust pipe in a more ordered state, what will their temperature be as their temperature in the chamber before being exhausted

p Answered by PhD

2 minutes ago

Mathematics

By selling an exhaust fan for Rs. 1470, a man gains profit of 1/6 of its cost price. Find its cost price.

m Answered by Master

Get help with homework

What is Studen

Studen helps you with homework in two ways:

Our base includes complete solutions from various experts

chat

Leave a question

Studen will automatically choose an expert for you.

directly

We have more than 5 000 verified experienced expert