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stellarik [79]
3 years ago
7

Solve the system of equations 4x + 2y = –22 and 4x + 4y = -12 by combining the equations.

Mathematics
1 answer:
Karo-lina-s [1.5K]3 years ago
8 0

Step-by-step explanation:

here is the explanation in pictures

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Solve each equation for the indicated variable <br><br> g = c + x solve for x
Elis [28]

Answer:

<h2>x = g - c</h2>

Step-by-step explanation:

g = c + x           |<em>subtract c from both sides</em>

g - c = c - c + x

g - c = x → x = g - c

7 0
3 years ago
14.
eduard

Answer: C: y=1.15x + 10.95

Step-by-step explanation:

look it up

7 0
3 years ago
The scatter plot shows the amount of sunlight some tomato plants received and the amount of each plant grew
Studentka2010 [4]

Answer:

Option D

Step-by-step explanation:

The complete question is attached herewith.

Also the options for the same are as follows -

What is the meaning of the slope of the trend line shown on the scatterplot?  

A A plant grows about 3 inches for every 2 hours of sunlight it receives.  

B A plant grows about 2 inches for every 3 hours of sunlight it receives.  

C A plant grows about 3 inches for every 1 hour of sunlight it receives.  

D A plant grows about 1 inch for every 3 hours of sunlight it receives.

Solution

If we look at the graph, we can see that in 6 hours the tomato plant grew by 2 inches.

At the X axis, when x = 6 hours, the y co-ordinate at X = 6 hours is 2 inches.

Hence, It can be interpreted that 1 inch of the tomato plant grows in 3 hours.

Hence, option D is correct

3 0
3 years ago
Compute the average (mean) from the data shown. (round to the nearest tenth)
Alexus [3.1K]

Answer:

(C) 75.1

Step-by-step explanation:

Add all the numbers then divide by numbers of numbers their are

91+91+91+97+65+37+41+76+ 87= 676

676/9= 75.1111111111 and it goes on forever

6 0
3 years ago
Read 2 more answers
Rewrite in simplest rational exponent form √x • 4√x. Show each step of your process.
Studentka2010 [4]
I like to think of radicals (or square roots) just as x terms-
here, we have the equivalent (kind of) to x * 4x. 
Since these are both x terms and 4x= x*x*x*x, we can simply write 5x.

Im not sure what your teacher is asking you to communicate, but most simply would like to see evidence that you understand the material rather than simply looking up the answer... (i mean without reading an explanation xD)
4√x= √x*√x*√x*√xso √x • 4√x =5√x
5 0
3 years ago
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