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Ray Of Light [21]
2 years ago
5

An equation is shown below: 8x + 2(x – 7) = 7x + 3x – 14 Part A: Solve the equation and write the number of solutions. Show all

the steps. (6 points) Part B: Name one property you used to solve this equation. (4 points) Source StylesNormalFontSize
Mathematics
1 answer:
marta [7]2 years ago
7 0

Answer:

  1. Infinitely Many
  2. Distributive Property

Step-by-step explanation:

8x + 2(x - 7) = 7x + 3x - 14

8x + 2x - 14 = 7x + 3x - 14                 Distributive property.

10x - 14 = 10x - 14                              Combine the like terms.

-14 = -14                                             Subtraction.

0 = 0                                                  Addition.

Since the statement 0 = 0 is true regardless of the value of x, there is infinitely many solutions.

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How do you simplify 2(m+5)+8(6m+1)
galina1969 [7]
You must use distributive property to get 2m+10+48m+8 and then add all like terms. You get 50m+18 as your final answer.
5 0
3 years ago
Read 2 more answers
The function that represents bruce’s elevation in feet over time in hours is an exponential function that starts at 1,505 feet.
Strike441 [17]

Answer:

<h3>The function for Bruce’s elevation is f(x)=1505(6)^x and because b=6 that is greater than 0, it is an exponential growth function.</h3>

Step-by-step explanation:

We are given initial Bruce’s elevation = 1,505 feet.

Each successive hour, his average elevation change for the hike becomes 6 times the previous hourly elevation change.

We know, the exponential function f(x)=a(b)^x, where a is the initial value, b is the growth factor and x is the exponent represents time in hours.

Therefore, initial value a=1505, growth factor b for exponential function f(x)=a(b)^x is 6.

Plugging a=1505 and b=6 in f(x)=a(b)^x , we get

f(x)=1505(6)^x

Also note, if b>0, it would be an exponential growth function.

<h3>Therefore, the function for Bruce’s elevation is f(x)=1505(6)^x and because b=6 that is greater than 0, it is an exponential growth function.</h3>
8 0
4 years ago
Suggested turkey cooking times at 180 degrees Celsius by weight:
Sonja [21]

Answer:

4kg : 45 x 4 + 20 = 200 minutes

5.5kg: 40 x 5.5 = 220 minutes

8kg: 35 x 8 = 280 minutes

The cooking time is directly proportional to weight in Turkey C

Hope this helps

Please mark brainiest

4 0
3 years ago
Help please<br><br> I just need the answers
trasher [3.6K]
O-O-T-O-T-T And I have calculated them
5 0
3 years ago
Question 2(Multiple Choice Worth 5 points) (04.05)Marcus painted one-third of his bedroom in fourth-fifths of an hour. At this r
Yuri [45]

Answer: Twelve fifth of an Hour

Step-by-step explanation: a whole is represented by 1

1/3=4/5hours

Whole room 1 =4/5 ÷ 1/3

=4/5×3/1

=4×3/5

=12/5

That's twelve fifth of an hour

4 0
3 years ago
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