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butalik [34]
3 years ago
9

Use the substitution method to solve the system of equations. Choose the correct ordered pair.

Mathematics
2 answers:
Ratling [72]3 years ago
8 0
The correct answer A
zubka84 [21]3 years ago
6 0

Answer:

A) (3,14)

Step-by-step explanation:

6x - 4 =7x - 7

subtract 6x from both sides

-4 = x -7

add 7 to both sides

3= x

now that we know the value of x, plug it into either equation to get y=14

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Ad libitum [116K]

Answer:

53.5

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4 years ago
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Which expressions give the monthly pay of an employee with 33 hours of training
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Answer:

A-33(PAY) OR 33(P)

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its D is correct hope this helps

8 0
3 years ago
What is 7/8 of 2121?
valkas [14]

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Step-by-step explanation:

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4 0
3 years ago
Maya is solving the equation 2(1+7x)=72. She lists an explanation for each step as shown. Which is the missing explanation for M
Alborosie

Answer:

x = 5

Step-by-step explanation:

The given equation is :

2(1+7x)=72

Use the distributive property to the LHS.

2(1)+2(7x) = 72

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4 0
3 years ago
Someone help me <br><br> 7^a x 7^b=?
vova2212 [387]
When multiplying exponential expressions 7^a and 7^b, you add up the exponents over the same base of 7. This works because the two bases are both 7

So, 7^a*7^b = 7^(a+b) is the answer

Notes:
1) I used the asterisk symbol instead of the 'x' to mean multiply. This is done so we don't confuse the 'x' with a variable. 
2) Parenthesis are needed to indicate that all of the "a+b" is the exponent of 7
6 0
4 years ago
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