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Rus_ich [418]
3 years ago
8

If you cross multiply to solve the proportation x/10=6/29, which equation could you use to solve the proportation?

Mathematics
1 answer:
musickatia [10]3 years ago
4 0
X/10 = 6/29
cross multiply
29x = (6)(10)...answer D
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Plz help100 points. also, plz be the correct answer​
vazorg [7]

For logarithmic equations,  

log

b ( x ) = y

logb(x)=y

is equivalent to  b y = x

by=x

such that  x > 0

x>0 ,  b > 0

b>0 , and  b ≠ 1

b≠1

.In this case,  b = 5

b=5 ,  x = 25

x=25 , and  y   2

y=2 .

b = 5

b=5

x =

25

x=25

y = 2

y=2

Substitute the values of  b

b ,  x

x , and  y

y

into the equation  

b y =

x

by=x

.

5 squared

=

25

5squared=25

6 0
3 years ago
Read 2 more answers
-2 = 3у – 18 — 5y<br> Solve for y
larisa [96]
-2=-2y-18

2y=-18+2

2y=-16

Y=-8

8 0
3 years ago
A new library, L, is to be built at some point along a straight road, R, such that its distance from train station, T, is the sh
andreyandreev [35.5K]

Answer:

Coordinates of the new library is (150, 70)

Step-by-step explanation:

To get the shortest possible distance means that line from point T to point R has to be perpendicular.

Now, the equation of R is given as;

y = x - 80 - - - (1)

For T to be perpendicular, it means it will have a slope equal to the negative reciprocal of line R.

Thus, slope of T is -1/1 = - 1

Thus, using line - slope intercept of y = mx + c, we can find equation of T as;

140 = -1(80) + c

140 = -80 + c

c = 140 + 80

c = 220

Thus, equation is;

y = -x + 220 - - - (eq 2)

Adding equation 1 to equation 2,we have;

y + y = 220 - 80

2y = 140

y = 140/2

y = 70

Putting 70 for y in eq 1 gives;

70 = x - 80

x = 70 + 80

x = 150

Thus;

Coordinate of the new library is (150, 70)

8 0
3 years ago
Robert run the 100 meter dash in 13.5. later he run same distance in 10.3 seconds. how many seconds less did it take him to run
leonid [27]

Answer:

3.2seconds

Step-by-step explanation:

Step one:

Robert run the 100 meter dash in 13.5 seconds

We are told that he later  run same distance in 10.3 seconds

Required.

The time difference in the first dash and the second

Step two:

The first dash took 13.5 seconds

the second took 10.3 seconds

the difference = 13.5-10.3= 3.2seconds

3 0
3 years ago
there are 36 capenters in a crew. Ona certain day,29 were present .What percent showed up for work?[round to the nearest tenth
aliina [53]

Answer:


Step-by-step explanation:

We assume, that the number 36 is 100% - because it's the output value of the task.

2. We assume, that x is the value we are looking for.

3. If 100% equals 36, so we can write it down as 100%=36.

4. We know, that x% equals 29 of the output value, so we can write it down as x%=29.

5. Now we have two simple equations:

1) 100%=36

2) x%=29

where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:

100%/x%=36/29

6. Now we just have to solve the simple equation, and we will get the solution we are looking for.


7. Solution for 29 is what percent of 36


100%/x%=36/29

(100/x)*x=(36/29)*x - we multiply both sides of the equation by x

100=1.24137931034*x - we divide both sides of the equation by (1.24137931034) to get x

100/1.24137931034=x

80.5555555556=x

x=80.5555555556


now we have:

29 is 80.5555555556% of 36 to the nearest tenth is 81%

4 0
3 years ago
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