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Alexxx [7]
3 years ago
5

How do you solve -2x+y=4 with (1,2)

Mathematics
1 answer:
Sholpan [36]3 years ago
4 0

Answer:

Step-by-step explanation:

-2x+y=4

-2(1)+2=4

-2+2=0, not 4.

Therefore, (1, 2) is not a solution to this equation.

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What is the surface area
nexus9112 [7]

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A 1759 sq. units

Step-by-step explanation:

to find the surface area of a closed cylinder the formula is

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d = diameter = 10 + 10 = 20

2 x 3.14 x 10² + 3.14 x 20 x 18

628.3 + 1130.94 = 1759.24

ans = 1759

5 0
3 years ago
How many cups are in 4 liters? (1 liter = 1.06 quarts and 1 quart=4 cups)
Lynna [10]

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16.907

Step-by-step explanation:

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2 years ago
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-6.3x+14 and 1.5x-6<br> answer in simplified form
koban [17]

Answer:

The simplified form of -6.3x+14 and 1.5x-6 is -4.8x+8

Step-by-step explanation:

We have to simplify the following

-6.3x+14 and 1.5x-6

it can be written as:

=(-6.3x+14) + (1.5x-6)

Adding the like terms

=(-6.3x+1.5x)+(14-6)

= (-4.8x)+(8)

= -4.8x+8

So, the simplified form of -6.3x+14 and 1.5x-6 is -4.8x+8

3 0
3 years ago
Please I need help ASAP
Allisa [31]

Answer:

it's 4.5

Step-by-step explanation:

you have to find the difference between each number and the mean. then you find the mean of that sum

4 0
2 years ago
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Fofino [41]
OPTION D IS YOUR ANSWER.......
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