4 years ago

Find the solution of the system of equations. –6 - 2y = -40 - 7x – 2y = -44

Mathematics

1 answer:

mote1985 [20]4 years ago

3 0

Answer:

Step-by-step explanation:

(x,y) = (48/7, -22)

You might be interested in

HELP PLEASE<br> DJEJJDJDBFHERHDHKJE

Serhud [2]

Solution:

Total number of students=273

Let x students choose Tiger. Then we can write

Number of students who choose Bulldog $=4x$

Number of students who choose Lion $=2x$

So we can write

$x+2x+4x=273\\
\\
7x=273\\
\\
x=39\\$

Hence a total of 39*2=78 student choose Tiger.

6 0

3 years ago

A cylinder is 20 inches long and has a diameter of 10 inches. What is the approximate volume of the cylinder?

Anna71 [15]

Answer:

V=π(d/2)^2·h

=π·(10/2)^2 · 20

≈1570.79633in³

this is the correct answer!!!

4 0

3 years ago

Hellp mee plzz in these all with proper formula

pychu [463]

Step-by-step explanation:

the answer is in picture

8 0

3 years ago

What’s the slope of the line?

Aleksandr [31]

Answer: 2

Step-by-step explanation:

$\frac{rise}{run} = \frac{2}{1}$

8 0

3 years ago

One number is 4 times number another. Their sum is 35. Find the number

jonny [76]

Answer:

Step-by-step explanation:

n+4n=35

5n=35

5n/5=35/5

n=7

3 0

4 years ago