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Marizza181 [45]
3 years ago
12

7)) Brainliest and 10+ points!

Mathematics
2 answers:
strojnjashka [21]3 years ago
4 0
Divide by 2, then subtract 4
lara [203]3 years ago
3 0

Answer:

Divide by 2

Then subtract 4

Step-by-step explanation:

Let y = 2(x+4)

Exchange x and y

x = 2(y+4)

We want to solve for y

Divide each side by 2

x/2  = y+4

Then subtract 4 from each side

x/2 -4 =y

The inverse is x/2 -4

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2.50c+6a=6344.50 <br> Find each variable
Ksju [112]

Answer:

c=2.4a+2537.8

a=-2.5/6c+1057.4

Step-by-step explanation:

solve for c:

2.50c+6a=6344.50

          -6a         -6a

2.50c=-6a+6344.50

/2.50       /2.50      /2.50

c=2.4a+2537.8

solve for a:

2.50c+6a=6344.50

-2.5c                -2.5c

6a=-2.5c+6344.50

/6       /6       /6

a=-2.5/6c+1057.4

6 0
4 years ago
How many solutions does this equation have?
Amiraneli [1.4K]

Answer: C. Infinitely many

Step-by-step explanation:

You can replace z with any number, and there are an infinite amount of numbers.

3 0
3 years ago
What's the answer to the question?
Tom [10]
The king of hearts in cards
8 0
3 years ago
. Round off the numbers to the nearest ten.<br>28 , 188 , 250 , 101 , 122 ?​
DochEvi [55]

Rounding to the nearest ten:

28 → 30

188 → 190

250 → 250

101 → 100

122 → 120

3 0
3 years ago
True or false horizontal lines always have a slope of zero
Monica [59]
Sure, all horizontal lines have a slope = 0.
A slope is the tangent of the angle, since tan(
7 0
4 years ago
Read 2 more answers
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