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iVinArrow [24]
4 years ago
5

What is the least common denominator for adding the fractions 4/15x1/12 and 3/8?

Mathematics
1 answer:
koban [17]4 years ago
4 0

Answer:

The answer would be 40

The LCM is 120.

4/15+1/12+3/8

=7/20+3/8

=29/40

Step-by-step explanation:

Hope this helps. Please mark me brainliest

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Use elimination to solve the system 4x + 7y = -14 and 8x + 5y = 8 for x. Please show work! Will give brainliest!!!
7nadin3 [17]

Answer:

x=3 and 1/2

Step-by-step explanation:

4x+7y=-14

8x+5y=8

2(4x+7y=-14)

8x+14y=-28

8x+5y=8

9y=-36

y=-4

8x+5(-4)=8

8x-20=8

8x=28

x=3 and 1/2

3 0
3 years ago
A bus covers 270 km distance in 6hrs i) Find the speed of the bus in the km/per hr ii) how many kilometer does it travel in 9hrs
ale4655 [162]

Answer:

Distance=Speed×Time

When speed is 40 kmph

Distance traveled by car =40×9

                                         =360 km

When speed is 60 kmph

Time taken to complete the journey =  

60

360

​  

 

                                                            =6 hours

5 0
3 years ago
Read 2 more answers
There are eight furlongs in a mile and two weeks in a fortnight. if i travel 2800 furlongs in a fortnight, how many miles per da
yaroslaw [1]
The answer is 25 miles per day.

one mile = 8 furlongs
fortnight = 2 weeks = 14 days
convert furlongs to miles;
2800/8 = 350 miles
it means you travel 350 miles in 14 days
miles per day = 350/14 = 25
Thus, you travel 25 miles per day.
3 0
3 years ago
Solve for y: -10x + 8y = 2<br> What is the value of y when x = 7?<br> y<br> =
7nadin3 [17]

Answer: y=9. -10x7=-70. 8x9=72. -70+72=2

Step-by-step explanation:

5 0
3 years ago
Two numbers N and 16 have LCM = 48 and GCF = 8. Find N.
Dmitry [639]
The missing number to the letter N is 8
8 0
4 years ago
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