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mezya [45]
4 years ago
12

Simplify using the distributive property, Show all work -2(x - 5) + 4(9 + x).

Mathematics
1 answer:
zzz [600]4 years ago
7 0
-2(x - 5) + 4(9 + x)
-2x + 10 + 36 + 4x
=2x + 46
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Solve for 0. Round your answer to the nearest tenth.<br> 29<br> 14
cricket20 [7]

Step-by-step explanation:

you will use the sine rule then 0 = 39.13

3 0
3 years ago
Is -2 in the range of the function y = x2<br><br> Yes or no and why?????
marta [7]

Answer:

yassss

Step-by-step explanation:

7 0
3 years ago
You purchased a stock at $19.75 per share, and sold it at $23.50 per share.What was the net profit per share?
boyakko [2]
$23.50
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8 0
4 years ago
At an airport, it cost 7 to park for one hour and 5 per hour for each additional hour.Let x represent the number hours parked.wr
kompoz [17]
The cost of parking is an initial cost plus an hourly cost.
The first hour costs $7.
You need a function for the cost of more than 1 hour,
meaning 2, 3, 4, etc. hours.
Each hour after the first hour costs $5.

1 hour: $7
2 hours: $7 + $5                  = 7 + 5 * 1          = 12
3 hours: $7 + $5 + $5          = 7 + 5 * 2          = 17
4 hours: $7 + $5 + $5 + $5  = 7 + 5 * 3          = 22

Notice the pattern above in the middle column.
The number of $5 charges you add is one less than the number of hours.
For 2 hours, you only add one $5 charge.
For 3 hours, you add two $5 charges.

Since the number of hours is x, according to the problem, 1 hour less than the number of hours is x - 1.

The fixed charge is the $7 for the first hour.
Each additional hour is $5, so you multiply 1 less than the number of hours,
x - 1, by 5 and add to 7.

C(x) = 7 + 5(x - 1)

This can be left as it is, or it can be simplified as

C(x) = 7 + 5x - 5

C(x) = 5x + 2

Answer: C(x) = 5x + 2

Check:
For 2 hours: C(2) = 5(2) + 2 = 10 + 2 = 12
For 3 hours: C(3) = 5(3) + 2 = 15 + 2 = 17
For 4 hours: C(3) = 5(4) + 2 = 20 + 2 = 22
Notice that the totals for 2, 3, 4 hours here
are the same as the right column in the table above.
6 0
4 years ago
1.25a+3&gt;0.5a-6 and 2.5a-1&gt;=9-1.5a
exis [7]

The solution to the compound inequality given as: 1.25a+3>0.5a-6 and 2.5a-1>=9-1.5a is a > -12 and a>= 2.5

<h3>How to determine the solution to the compound inequality?</h3>

The compound inequality is given as:

1.25a+3>0.5a-6 and 2.5a-1>=9-1.5a

Rewrite the compound inequality properly as follows

1.25a + 3 >0.5a - 6 and 2.5a - 1 >= 9 - 1.5a

Collect the like terms in the above compound inequality

1.25a - 0.5a > -3- 6 and 2.5a + 1.5a  >= 9 + 1

Evaluate the like terms in the above compound inequality

0.75a > -9 and 4a>= 10

Divide both sides by the coefficient of the variable term in the above compound inequality

a > -12 and a>= 2.5

Hence, the solution to the compound inequality given as: 1.25a+3>0.5a-6 and 2.5a-1>=9-1.5a is a > -12 and a>= 2.5

Read more about inequality at:

brainly.com/question/24372553

#SPJ1

8 0
2 years ago
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