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Dmitrij [34]
3 years ago
14

X=y+2 X=2y+1 Solving Systems of Equations by subtraction Please solve this

Mathematics
1 answer:
vivado [14]3 years ago
8 0

Answer:

x=3

y=1

Step-by-step explanation:

We can subtract the first equation from the second to find the value of y, although we can also do this vice versa.

x-x=2y+1-y-2

y-1=0

y=1

Now, we can use substitution to solve for x:

x = y+2 (pick any equation for substitution)

x=1+2

x=3

Hope this helps :)

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F(x) = -x + 4 and g(x) = 6x + 3, find (f(x) - g(x))<br><br>A. -5x-1<br>B. 5x +1<br>C. -7x +1<br>​
Pepsi [2]

Answer:

C

Step-by-step explanation:

f(x) - g(x)

= - x + 4 - (6x + 3)

= - x + 4 - 6x - 3 ← collect like terms

= - 7x + 1 → C

8 0
3 years ago
If 33% of the members of Sweetheart Union sign petitions to decertify the union, the National Labor Relations Board will call an
Elis [28]

Answer:

There is no need to call for election.

Step-by-Step Explanation

Surveys are based on probability or statistics. It serves as a standard tool for experimental research in marketing, social sciences and official data statistics.

Since 8 out of 40 members of the Sweetheart Union will sign the petition, the percentage of those who will sign the petition is calculated below:

\frac{8}{40}*100=20\%

Based on the sample survey, only 20 percent of the members will sign the petition. Since, in the sample, the number of those who will sign is less than 33%, the union should be told that there is no need for the National Labor Relations Board to call for the election.

5 0
3 years ago
Select the correct answer. What is the domain of the function f(x) = 4x − 16? all real numbers all positive real numbers all pos
bagirrra123 [75]
Hello!

Since the function has no undefined points or domain constants the answer is all real numbers

The answer is all real numbers

Hope this helps!
8 0
3 years ago
Read 2 more answers
Divide (3x^3 + x2 – 4) by (x + 2).
OLga [1]

Answer:

(x+2)(3x^3-5x-10)

Step-by-step explanation:

If you don't know how to divide polynomials then I can help with that too or you can just search it up

6 0
2 years ago
Seventeen added to the product of six and a number equals 113
serg [7]

Answer:

16

Step-by-step explanation:

113-17= 96

96/6= 16

6 0
2 years ago
Read 2 more answers
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