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Delvig [45]
3 years ago
6

Verify that 1.5, 5 is a solution to 2x-y=-1​

Mathematics
2 answers:
ehidna [41]3 years ago
4 0

Answer:

No the answer is incorrect

Step-by-step explanation:

2*1.5-5=-1

3-5=-1

-2=-1

-1 and -2 are not the same

The correct answer is 2,5

pav-90 [236]3 years ago
3 0

Place the x (1.5) and y (5) values into the equation, and solve. If the statement you get is true, it is a solution.

2x - y = -1​

2(1.5) - 5 = -1​

3 - 5 = -1

-2 ≠ -1

Since this is a false statement, negative 2 is not equal to -1, the ordered pair is NOT a solution. I hope this helps and have a great day!

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How do I solve 3/10+2.125 <br> Converted into fractions
ahrayia [7]

Answer:

97/40

Step-by-step explanation:

so 2.125= 17/8

3/10+17/8 need to find common denominator so

times 8/8 to 3/10

times 10/10 to 17/8

24/80+170/80= 194/80 (common denominator so can add)

divide 194/80 because want reduce form

97/40 is the answer

(When i look at it now i can just time 4/4 and 5/5 but its ok this still gets the answer)

3 0
4 years ago
0.51 (1 repeating) as a fraction simplest form
Anon25 [30]
Answer: 23/45

step-by-step explanation:
write out your equation equal to x
x = 0.51 with a repeating 1
count the repeating decimal (1) and multiply each sides of the equation by 10^1
10x = 5.11 with a repeating 1
9x = 4.6 subtract the first equation from the second
solve for x
x = 4.6/9
eliminate the 1 decimals by multiplying the numerator and denominator by 10^1
4.6/9 • 10/10 = 46/90
find the greatest common factor
46/2 / 90/2 = 23/45
the fraction is already simplified at 23/45
i hope this helps :)
4 0
3 years ago
SHOW THE SOLVING FOR <br> 4v+18&gt;_ 6v+10
SOVA2 [1]
Remember you can do anything to an equaiton as long asyou do it to both sides

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divide both sides by 2
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4≥(2/2)v
4≥1v
4≥v
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5 0
3 years ago
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HACTEHA [7]
I think it’s y = 1/4x + 4
3 0
3 years ago
The perimeter of a college basketball court is 96 meters and the length is 14 meters more than the width. What are the dimension
soldi70 [24.7K]

Answer:

length = 32m, width= 16m

Step-by-step explanation:

l=2w

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2(3w)=96

6w=96,w= 96/6 = 16m

l=2w=2x16=32m

8 0
3 years ago
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