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Ratling [72]
2 years ago
7

Solve by Elimination: x - 2y = 4 X - 1y = 2 its urgent

Mathematics
1 answer:
sattari [20]2 years ago
7 0

Answer:

x = 0 and y = -2

Step-by-step explanation:

x - 2y = 4 and X - 1y = 2

you mentioned elemination aka substraction

so you when substract x - x =  0  -2y -( -y) = -y and 4 -2 = 2

so - y = 2

or y = 2

now substitute the numbers

x + 4 = 4

x = 0

and try it with one of the equation  or sometimes trying on both of them can be very helpful

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A regular hexagon has an area of 750.8 cm. The side length is 17 cm. Find the apothem.
kompoz [17]

Since, a regular hexagon has an area of 750.8 square cm and The side length is 17 cm.

We have to find the apothem of the regular hexagon.

The formula for determining the apothem of regular hexagon is s \div {{2 \tan (\frac{180}{n})}, where 's' is any side length of regular hexagon and 'n' is the number of sides of regular hexagon.

So, apothem = 17 \div {2 tan(\frac{180}{6})

= 17 \div {2 tan(30)

= 17 \div {1.15}

= 14.78 units

Therefore, the measure of apothem of the regular hexagon is 14.7 units.

Option B is the correct answer.

5 0
2 years ago
HELP! WILL GIVE BRANLIEST!
Vladimir79 [104]

Answer:

Step-by-step explanation:

z = 119                            Vertically opposite angles are equal.

5x + 41 + 119 = 180        5x + 41  and 119 are supplementary.

4x + 160 = 180               Subtract 160 from both sides

4x = 180 - 160

4x = 20                           Divide by 4

x = 20/4

x = 5

3 0
2 years ago
6. A home repair crew charges seventy-five dollars per day plus two
ludmilkaskok [199]

Answer:

6 hours

Step-by-step explanation:

all you do is 10 divided by 6 then 0 -3-3-6-6-5-6 and you gt 10

6 0
2 years ago
Which letter represents the location of -2? *
Sophie [7]

Answer:

C is -2

Step-by-step explanation:

because A its 6

B its 2

C its -2

D -6

hope this helps

5 0
2 years ago
Read 2 more answers
In 9 and 10, order the decimals from greatest to least. 9. 878.403, 887.304,887.043 ​
Katena32 [7]

Answer:

Greatest to least: 887.304, 887.043, 878.403

Step-by-step explanation:

7 0
2 years ago
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