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saw5 [17]
3 years ago
6

-8 + 5x - 2 = 20 solve

Mathematics
1 answer:
vaieri [72.5K]3 years ago
3 0

Combining like terms on the left-hand side gives us 5x-10=20. Adding 10 to both sides gives 5x=30, and dividing both sides by 5 gives our answer of \boxed{x=6}.

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Given the diagram below, if H is the centroid of ABCD,
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Step-by-step explanation:

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2 years ago
There are four aces from a deck of cards. If a coin is tossed in an ace is chosen, what is the probability of getting heads on t
harina [27]

Answer:

1/8

Step-by-step explanation:

coin toss is 1/2, probability of getting an ace of hearts is 1/4

therefore 1/2 x 1/4 = 1/8

6 0
3 years ago
The radius of the base of a right circular cone is 4 in., and its slant height is 15 in. If the radius and the slant height are
alukav5142 [94]

Answer:

Step-by-step explanation:

radius r = 4 in

slant height L = 15 in

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3 0
3 years ago
A farmer wants to fence in a rectangular area that is 1/8 mile wide by 1/4 mile long. which of the following proportions can the
nikitadnepr [17]
1mi = 5280feet
 The first thing you should do in this case is to calculate the perimeter of the rectangle which will be given by:
 P = 2 * L + 2 * W
 Where
 L = long
 W = width
 Calculating we have:
 P = 2 * (1/4) + 2 * (1/8)
 P = 1/2 + 1/4
 P = 3/4 mi
 To calculate this distance to feet we have to use the following expression:
 (3/4) / (x) = 1/5280
 answer:
<span> B) 3/4 miles divided by x= 1 mile/5280ft 
</span>
7 0
3 years ago
Read 2 more answers
10. Mr. Guerrero left his house and drove north at an average speed of 40 mph.Two hours later, his daughter Miranda left the hou
Charra [1.4K]
Speed=distance / time  ⇒ distance=time x speed
distance=d
time=t
speed= s

d=s*t

Distance  traveled by Mr Guerrero, when his daugther left the house
Data:
s=40 miles/ hour
t=2 hours
d=40 miles/ hour * 2 hours=  80 miles

Total distance traveled by Mr Guerrero:
d=80 miles + 40 miles/hourt    ⇒d=80+40t      (1)

d=total distance.
s=speed.
t=time spent by Miranda for she overtook her father.

Distance traveled by Miranda.
data:

s=48 miles/ hour
d=total distance.
t=time spent by Miranda for she overtook her father.

d=48 miles/hour * t      ⇒d=48t       (2)

With the equations (1) and (2), we make an system of equations:

d=80+40t
d=48t

We can solve this system of equation by equalization method.

80+40t=48t
80=48t-40t
80=8t
t=80/8=10

d=48t
d=48*10=480

Answer: the thistance will be 480 miles.
3 0
3 years ago
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