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Evgesh-ka [11]
3 years ago
12

Use substitution to solve the following system of equations. What is the value of y?

Mathematics
1 answer:
koban [17]3 years ago
5 0
The answer is C. I solved for the first variable in one of the equations then substitute the result into the other equation.
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wariber [46]
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6 0
3 years ago
What is the solution to the system of the equations?<br><br> x = y - 3<br><br> x + 3y = 13
Bumek [7]

Answer:

Solution (1, 4)

Step-by-step explanation:

x = y - 3

x + 3y = 13

Substitute x = y - 3  into x + 3y = 13

y - 3  + 3y = 13

4y - 3 = 3

4y =16

y = 4

Substitute y = 4 into x = y - 3

x = 4 - 3

x = 1

Solution (1, 4)

3 0
3 years ago
Which property would justify step 2 of the following equation?
IgorC [24]
This is the distributive property of multiplication. The -2 was distributed into the parentheses.
6 0
3 years ago
(1 point) A random sample of 1600 home owners in a particular city found 736 home owners who had a swimming pool in their backya
grin007 [14]

Answer:

Answer: (0.4356,0.4844)

Step-by-step explanation:

Use Ti 84

use function "1-PropZInt".

Enter x = 736

         n = 1600

         c= 0.95

Answer: (0.4356,0.4844)

3 0
3 years ago
The difference of 15 and x is 12
gulaghasi [49]

Answer:

X is 3

Step-by-step explanation:

15-x=12

X=15-12

X=3

8 0
3 years ago
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