What is the x-intercept for the equation 5x-2y=-4 Mathematics Assignment Help

What is the x-intercept for the equation 5x-2y=-4 Mathematics Assignment Help. What is the x-intercept for the equation 5x-2y=-4 Mathematics Assignment Help.

  What is the x-intercept for the equation 5x-2y=-4
 
(-4/5, 0)
(2, 0)
(4/5, 0)
(–2, 0)

10.  There are 52 bla
  There are 52 blades of grass in 2in^2 of lawn. There are 580 blades of grass in 8in^2 of the same lawn. Which equation models the y blades of grass found in x in^2of lawn?
 
a y=88x+124
b y=-88x-124
c y=-88x+124
d y=88x-124

  What is the value of the function f(x)=3(4-x)when x = 7?
 
a 9
b –21
c –9
d 33

What is the x-intercept for the equation 5x-2y=-4 Mathematics Assignment Help[supanova_question]

Which sentence would make the best first sentence to a personal narrative? Writing Assignment Help

I had to give a speech in front of the whole school and was very nervous.

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Which of the following is the correct equation for the trend line in the scatter Mathematics Assignment Help

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Which of the following is the correct equation for the trend line in the scatter plot?

a. y = 2/5x – 2

b. y = –x + 5

c. y = 5x – 1

d. y = 5x + 5

Identify the function in which y varies directly with x.

a. x = 5y 

b. x = 5y – 5

c. x = 5y +5

d. y = 5x 

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Which equation is represented by the graph?

a. y = |x – 2| – 1

b. y =  |x – 2| +1

c. y = |x + 2| +1

d. y = x + 2| – 1

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Which ordered pair is the vertex of y = |x| +4 ? Mathematics Assignment Help

Which ordered pair is the vertex of y = |x| +4 ?
a. (0, 4)
b. (0, –4)
c. (–4, 0)
d. (4, 0)

The cost of producing 4 metal units is $204.80. The cost of producing 8 units is $209.60. What will it cost to produce 14 units?
a. $214.40
b. $219.20
c. $216.80
d. $218.00

What is the value of the function f(x) = 2x – 5 when x = 22?
a. 105
b. 49
c. 17
d. 39

Which equation represents a horizontal line?
a. y = 2
b. y = x + 1
c. x = y + 2
d. x = 2

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Graph the inequality y ≤ |x+2|. Which point is NOT part of the solution? Mathematics Assignment Help

Graph the inequality y ≤ |x+2|. Which point is NOT part of the solution?

a. (–1, 2)

b. (0, 0)

c. (1, 2)

d. (–1, –2)

Which ordered pair could you remove from the relation {(–1, 0), (1, 3), (2, 2), (2, 3), (3, 1)} so that it becomes a function?

a. (1, 3) or (3, 1)

b. (1, 3) or (2, 3)

c. (2, 2) or (2, 3)

d. (2, 3) or (3, 1)

What is the slope for the equation  –  1/2x – y = 3/4?

a.1/2

b.3/4

c.-  3/4

d.-  1/2

Graph the inequality y ≥ 2 |x – 1| – 2.Which point is part of the solution?

a.(3,0)

b.(0, –3)

c.(–1,0)

d.(1, 0)

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how much wrapping paper is needed to cover the larger box? Mathematics Assignment Help

A gift shop uses two sizes of boxes for presents. These boxes have exactly the same shape. The smaller box is 

 long, and the larger box is 

 long. If 

 of wrapping paper is needed to cover the smaller box, how much wrapping paper is needed to cover the larger box?

how much wrapping paper is needed to cover the larger box? Mathematics Assignment Help[supanova_question]

please help within five minutes Science Assignment Help

2NO2  2NO + O2obeys the rate law:

rate = 1.4 x 10-2[NO2]2 at 500 K .
What would be the rate constant at 333 K if the activation energy is 80. kJ/mol?
This is a second order reaction, giving k the units of M-1S-1 This will not change with the change in temperature

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please help within five minutes Science Assignment Help

A(g) + B(g) “> C(g)

The rate law for the above reaction is:

-d[A]/dt = k[A][B]

The rate constant is 2.84×10-3 L mol-1 s-1 at 335.0°C and 3.48×10-2 L mol-1 s-1 at 528.0°C.

Use the Arrhenius equation

k = Ae-Ea/RT

to:

Calculate Ea for this reaction.

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please help within five minutes Science Assignment Help

Substance A undergoes a reaction which follows a second order rate law: 

[A]t =  1


1/[A]0 + kt

with a rate constant of 3.56×10-1 M-1hr-1. The initial concentration of the reactant A is 0.24 M. Calculate the concentration of A after 25.0 hr. 

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economics help confused Economics Assignment Help

<span style='font-family:"Arial","sans-serif";
mso-fareast-font-family:Arial’>1.    
Two college students went to
Guadalajara, Mexico, on their spring breaks. One took the vacation in 2002,
while the other went in 2006. Each student had $500 to spend. In 2002, the
exchange rate of MXN/USD (Mexican pesos to U.S. dollars) was 9. In 2006, the
exchange rate was 11. A hotel room in Guadalajara cost 200 pesos per night in
2002 and 220 pesos in 2006. If each student spent five nights in a hotel, which
student had more pesos left over? Exactly how many did that student have?  

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Which equation is represented by the graph?

a. y = |x – 2| – 1

b. y =  |x – 2| +1

c. y = |x + 2| +1

d. y = x + 2| – 1

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