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Elanso [62]
2 years ago
9

TASK 5 C. Suppose that you are the teacher. Look at the three equations below and provide a detailed description of how to solve

each equation. Be sure to include in your discussion the different steps needed to solve each equation, and how the steps differ. . + a. 2x + 7 = 24 b. 4 - 2 = 12 d. After you finish your discussion about the three equations above, you are anxious to show the class how these types of equations can model real- world situations. Write a description of two real-world situations: one that can be modeled by a one-step equation and one that can be modeled by a two-step equation. Write the equations and solve them. 4​
Mathematics
1 answer:
VLD [36.1K]2 years ago
7 0

Answer:

damm its tuff to not know anything

Step-by-step explanation:

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Jerald jumped from a bungee tower. If the equation that models his height, in feet, is h = –16t2 + 729, where t is the time in s
Veseljchak [2.6K]
I believe it isssssss 6.5 
5 0
2 years ago
Use the distributive property to write an expression that is equivalent to 8(a + 4).<br> ?
Tatiana [17]
The answer to this expression is 8a+32
3 0
2 years ago
Linda can bicycle 48 miles in the same time as it takes her to walk 12 miles. She can ride 9 mph faster than she can walk. How f
Marrrta [24]

Answer:

\frac{48}{r+9}=\frac{12}{r}

Step-by-step explanation:

Let r represent Linda's walking rate.                      

We have been given that Linda can ride 9 mph faster than she can walk, so Linda's bike riding rate would be t+9 miles per hour.

\text{Time}=\frac{\text{Distance}}{\text{Rate}}

We have been given that Linda can bicycle 48 miles in the same time as it takes her to walk 12 miles.

\text{Time while riding}=\frac{48}{r+9}

\text{Time taken while walking}=\frac{12}{r}

Since both times are equal, so we will get:

\frac{48}{r+9}=\frac{12}{r}

Therefore, the equation \frac{48}{r+9}=\frac{12}{r} can be used to solve the rates for given problem.

Cross multiply:

48r=12r+108

48r-12r=12r-12r+108

36r=108

\frac{36r}{36}=\frac{108}{36}

r=3

Therefore, Linda's walking at a rate of 3 miles per hour.

Linda's bike riding rate would be t+9\Rightarrow 3+9=12 miles per hour.

Therefore, Linda's riding the bike at a rate of 12 miles per hour.

7 0
3 years ago
Which number line represents the solution set for the inequality 2x- 6&gt;6 (x-2)+8
kirill [66]

Answer:

The inequality is

2 x - 6 > 6(x -2) +8

To solve the inequality we will first use distributive property with respect to multiplication over subtraction

And then bring constant on one side and variable on another side keeping the inequality maintained

2 x -6 > 6 x -12 + 8

2 x -6 > 6 x - 4

6 x - 2 x< -6+4

4 x < -2

Dividing both sides by 2

x <  \frac{-1}{2}

Now i will draw the graph of above function.



8 0
2 years ago
Read 2 more answers
What was your speed if you drove 325 miles in 5 1/4 hours?
Alexus [3.1K]

Answer:

62 miles per hour speed if you drove 325 miles in 5 1/4 hours

Step-by-step explanation:

Using formula:

\text{Speed} = \frac{\text{Distance}}{\text{Time}}

As per the statement:

if you drove 325 miles in 5 1/4 hours

⇒\text{Distance}=325 miles

and

Time = 5\frac{1}{4} = \frac{21}{4} = 5.25 hours

Then by above formula we have;

\text{Speed} = \frac{325}{5.25}=61.90 miles per hour

Therefore, 61.90 ≈ 62 miles per hour speed if you drove 325 miles in 5 1/4 hours

4 0
2 years ago
Read 2 more answers
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