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velikii [3]
3 years ago
13

PLEASE HELP ASAP!!

Mathematics
1 answer:
Katarina [22]3 years ago
8 0

<u>Solutions:</u>

<u>Part A:</u>

Let y_{1}=(4-x) \text { and } y_{2}=(2-x+1)

As we know that the values at the point of intersection are the values that satisfy both the equation at that particular point.

So at insertion point, y_{1}=y_{2}

Hence (4-x)=(2-x+1)

<u>Part 2: </u>

The problem asked to make tables to find the solution to 4-x=2-x+1

If we take the first equation,

y=4-x

then, the table for (x,y) is (-2,6), (-1,5), (0,4), (1,3), (2,2), (3,1), (4,0)

if we take the second equation,

y=2-x+1

then the table for (x,y) is(-2,5),(-1,4), (0,3), (1,2), (2,1), (3,0), (4,-1)

<u>Part 3: </u>

We can solve the equation 4-x = 2-x+1 graphically by drawing the line y = 4-x and y= 2-x+1 in the graph. The intersecting point of both the lines will be the solution.

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Write the numbers in scientific notation.
Rasek [7]

Answer:

8)5.1*10⁶

9)6.98*10 to the power of -6

10) 3.000052*10⁰

11)0.006548

3 0
3 years ago
What is 2xy-3yz+5+2yz-xy
melomori [17]

To simplify this expression, we are going to combine like terms.


First, we can see that we have two terms with the variables xy being multiplied together, 2xy and -xy. Together, these add to xy, so our expression is now:

xy - 3yz + 5 + 2yz


We also have two terms with yz, -3yz and 2yz. Together, these add to -yz, so our expression is now:

xy - yz + 5


Our final expression is xy - yz + 5.

6 0
2 years ago
The volume of a 10 ounce box of cheerios is 258.75in3. the length of the box is 4 inches less than the height and the width is 3
Marina86 [1]

Answer:

Height of the box = 11.5 in

Step-by-step explanation:

Let h be the height of the box.

Assuming the volume of the Box is 258.75\ in^3.

Given:

Length = Height - 4 = h - 4

Width = 3 in

We need to find the height of the box.

Solution:

We know that the volume of the box.

Volume = Length\times height\times width

Substitute all given value in above formula.

258.75 = (h-4)\times h\times 3

Rewrite the equation as:

258.75 = 3h(h-4)

258.75 = 3h^2-12h

3h^2-12h-258.75=0

whole equation divided by 3.

h^2-4h-86.25=0

Use quadratic formula with a = 1, b = -4,c=-86.25

h=\frac{-b\pm \sqrt{(b)^{2}-4ac}}{2a}

Put these a, b and c value in above equation.

h=\frac{-(-4)\pm \sqrt{(-4)^{2}-4(1)(-86.25)}}{2(1)}

h=\frac{4\pm \sqrt{16+345}}{2}

h=\frac{4\pm \sqrt{361}}{2}

h=\frac{4\pm 19}{2}

For positive sign

h=\frac{23}{2}  

h = 11.5 in

For negative sign

h=\frac{-15}{2}

h = -7.5

We take positive value of h.

Therefore, the height of the box h = 11.5 in

4 0
3 years ago
What is the answer to this question???
Valentin [98]

Answer:

12/7

Step-by-step explanation:

Make 5 1/7 into improper fraction

(5×7)+1= 36/7

Then make 3 as a fraction

3/1

Divide

36÷3

7÷1

8 0
3 years ago
If the total income generated from gasoline for AER was $408 million how much would be the cost for a barrel of gasoline, gasoli
Mazyrski [523]
The problem statement appears to be trying to tell you that 60 million barrels of crude were processed, resulting in 34% of that volume being turned into gasoline, which was then sold for a total of $408 million. You are asked for the revenue associated with 1 barrel of gasoline.

($408·10^6)/(60·10^6 bbl × 0.34) = $408/(20.4 bbl) = $20/bbl

The income from one barrel of gasoline is $20.00.
3 0
3 years ago
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