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Margarita [4]
3 years ago
13

Use substitution to solve the system of equations. 28 = x – 7y –3x + 9 =4y

Mathematics
2 answers:
Serggg [28]3 years ago
5 0
The answer is (7,-3)
erica [24]3 years ago
4 0

Hello!

<h2>Answer:</h2>

\boxed{ \bf Solution:~(7,-3)}

<h2>Explanation:</h2>

I solved the problem in the image attached below. Go check it out! If you don’t understand a certain step, you may ask me in the comments.

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13 (I'll gibe brainliest to whoever answers correctly)<br> 14 - 1<br> 7 +<br> 1<br> 2 =
guajiro [1.7K]

Answer:

9

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
25 POINTS Please help me asap I will really appreciate it !
nydimaria [60]

3.  g(x) = (x+2)/ |x+2|  the denominator cannot be 0

   |x+2| cannot be 0  

x cannot equal -2

Domain all real numbers but -2

g(-1) = (-1+2)/ |-1+2| = 1/|1| = 1

4.  h(x) = (x-4)/(x^2+5x-36)

factor the denominator

h(x) = (x-4)/(x+9) (x-4)  the denominator cannot be zero  do not cancel, this is a hole

x+9 cannot equal zero so x cannot equal -9

x-4 cannot equal 0 so x cannot equal 4

Domain all real numbers but -9 and 4

h(-1) = (-1-4)/((-1)^2+5(-1)-36) = -5/(1-5-36) = -5/-40 = 1/8


5 0
3 years ago
Which is the graph of y=[x]-2?
Korolek [52]

Answer: C is the answer to this problem I believe

7 0
3 years ago
Need help with this asap
Katarina [22]

There is no relationship between the number of hours cycled and the number of hours worked (Option D).

<h3>What is a scatterplot?</h3>

A scatterplot is a graph that is used to show the association between two variables. The relationship between the variables is shown by the use of  line of best fit.

From the scatterplot shown, we can conclude that there is no relationship between the number of hours cycled and the number of hours worked (Option D).

Learn more about scatterplot:brainly.com/question/25280625

#SPJ1

7 0
2 years ago
400+90+7,000+ blank =7,495
Feliz [49]

Answer:

The answer is for this question is 5.

8 0
4 years ago
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