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Bad White [126]
3 years ago
7

PLS HELP I BEG LOLZ PLS

Mathematics
1 answer:
gulaghasi [49]3 years ago
8 0

<em>Answer:</em>

<em>B</em>

<em>Step-by-step explanation:</em>

<em>If h is hours, then we can substitute 2 into the equation.</em>

<em>K = 30(2) + 40</em>

<em>K = 60 + 40</em>

<em>K = 100</em>

<em>Hope this helps. Have a nice day.</em>

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HELP PLS!! Find the distance between (-3, 11) and (-6, 4). Round to the nearest tenth.
lubasha [3.4K]

Answer:

Your input: find the distance between P=(−3,11)

P

=

(

−

3

,

11

)

and Q=(−6,4)

Q

=

(

−

6

,

4

)

.

The distance between two points is d=(x2−x1)2+(y2−y1)2‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾√

d

=

(

x

2

−

x

1

)

2

+

(

y

2

−

y

1

)

2

.

We have that x1=−3

x

1

=

−

3

, y1=11

y

1

=

11

, x2=−6

x

2

=

−

6

, y2=4

y

2

=

4

.

So, d=(−6−(−3))2+(4−(11))2‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾√=58‾‾‾√

d

=

(

−

6

−

(

−

3

)

)

2

+

(

4

−

(

11

)

)

2

=

58

.

Answer: d=58‾‾‾√≈7.61577310586391

d

=

58

≈

7.61577310586391

.

Step-by-step explanation:

Hey! Got this off of someone else ages ago.. hope this helps tho

7 0
4 years ago
What is the slope of a line that is perpendicular to the line 2y – 3x = 8?
Effectus [21]

Answer:

\frac{-2}{3}

Step-by-step explanation:

2y - 3x = 8

2y = 3x + 8

y = \frac{3}{2} x +4  

It is similar to y = mx + b

Therefore m = \frac{3}{2}

To check whether a line has perpendicular slope we check the product of the slopes to be -1.

The perpendicular slope is \frac{-2}{3}

7 0
3 years ago
Jack and Cameron are playing a game of paper football. By their rules, you can score a 5-point touchdown or a 7-point touchdown.
Inga [223]
X=5 pointn
y=7point
x+y=13
5x+7y=71
solve

multiply first equaiton by -5 and add
-5x-5y=-65
5x+7y=71 +
0x+2y=6

2y=6
divide 2
y=3
sub

x+y=13
x+3=13
x=10

10 five point touchdowns
3 seven point touchdowns
8 0
3 years ago
A traveling with thrill rides charges $9 for admission plus $1.50 for each ride you take. If you pay $19.50 total, how many ride
vichka [17]

Answer:

7 rides

Step-by-step explanation:

1. find the amount of money you spent on rides (total money spent - admission fee) = $19.50 - $9 = $10.50

2. find the number of rides you rode (money spent on rides/cost of each ride) = $10.50/$1.50 = 7

4 0
3 years ago
Jimmy spent $121.60 on shirts. Tee shirts cost $9.10 and long sleeve shirts cost $14.20. If he bought a total of 10, how many of
Svetlanka [38]
The answer my friend is 6 long shirts and 4 teeny shirts
7 0
3 years ago
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