1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
goldenfox [79]
3 years ago
11

Help with this problem please !!!!!

Mathematics
2 answers:
Delvig [45]3 years ago
8 0

Answer:

The answer is k = 28

Step-by-step explanation:

\frac{12}{k}=\frac{18}{42}

Cross multiply. Remember, \frac{a}{b}=\frac{c}{d} ⇒ ad=bc

\frac{12}{k}=\frac{18}{42} ⇒ k·18=12·42

k·18=12·42

Simplify

18k=504

÷18 on both sides

k=504÷18

Simplify

k=28

Karolina [17]3 years ago
3 0

Answer:

28

Step-by-step explanation:

Cross multiply

18k = 12 x 42

18 k = 504

   k = 504/18

   k = 28

You might be interested in
A zombie lost 3 limbs each day for 4 days. How many limbs did the zombie lose in total
ivann1987 [24]

Answer:

12 would be your answer.

Step-by-step explanation:

There were 4 days and the zombie lost 3 limbs each of those 4 days so 3×3×3×3=12 or 3×4=12. I hope this helps you : )

7 0
3 years ago
This is the second time I've posted it: I need help on a math problem and it's due in a few hours. Could someone please help me
emmasim [6.3K]

Answer:

Step-by-step explanation:

inland city has the coldest winter and warmest summer.

inland city, since it has a higher median of around 14.5 Celsius while coastal city has around 14 degrees Celsius

I would prefer to live in coastal city, since it has a smaller range of temperatures. Also, it has nice and mild weather: it has warmer winters than inland city, and cooler summers than inland city.

4 0
3 years ago
Solve for x:x-7=-20<br>1)13<br>2)27<br>3)-13<br>4)-3​
Marianna [84]

3.)-13

x-7= -20

x = -20+7

x= -13

4 0
3 years ago
Read 2 more answers
HELP ME SOLVE THESE PLEASE
Fittoniya [83]

Answer:

True

Step-by-step explanation:

An input is always anything that equals a sum.

Input: Small-Medium-Large

Output: Prices

7 0
3 years ago
Read 2 more answers
What is the value of f(-3)
Readme [11.4K]

f(x)=\left\{\begin{array}{ccc}-2&if&x < -3\\4x&if&-3\leq x\leq-1\\x^2&if&x > -1\end{array}\right\\\\-3\leq-3\leq-1\to f(x)=4x\\\\f(-3)=4(-3)=-12

8 0
3 years ago
Other questions:
  • Josiah has a piece of wood that measures 10 1 / 8 feet he wants to make 5 shelves if each shelf is 1 3/4 fuel long does he have
    9·1 answer
  • 12.68 is greater than 12.8 because 68 is greater than 8.” Is she correct?
    5·1 answer
  • PLEASE I NEED HELP ASAP! Determine if 9x2 - 42x + 49 can be the area of a square. If so, what would the value of x have to be if
    10·1 answer
  • What is an equivalent formula to B=A+C/D?
    11·1 answer
  • Find the equation of the line that is perpendicular to the given line and passes through the given point. Enter the right side o
    9·1 answer
  • What do you call laughter?
    13·1 answer
  • : -- ) PLEASE HELP me out with this one
    9·1 answer
  • A square has one side that is 8 inches long. what is the area of the square
    12·1 answer
  • You rode your bicycle for 35 mintues and burned 210 calories. How many calories did you burn per minute?
    12·1 answer
  • HELP ME ASAP PLEASE HURRY
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!