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Anvisha [2.4K]
3 years ago
14

Please help! thank you

Mathematics
1 answer:
lyudmila [28]3 years ago
7 0

Answer:

3rd, 4th, last

Step-by-step explanation:

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How many solutions does the system have?<br> 8x + 2y = 14<br> (8x + 2y = 4
e-lub [12.9K]

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zero

Step-by-step explanation:

they are parallel once graphed

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3 years ago
Point C is in the interior of angle DEF. If angle DEC and angle CEF are congruent, then segment EC is the _____ of angle DEF.
emmasim [6.3K]

Answer:

Option A

Step-by-step explanation:

Line EC splits the angle into two equal angles so it is an angular bisector of DEF.

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3 years ago
Use the quadratic function to predict y if x equals 7.<br> y = 2x2 – 3x + 3
zheka24 [161]

Answer:

80

Step-by-step explanation:

f(7)=2(7)^{2} -3(7)+3

= 2(49)-21+3\\=98-21+3\\=80\\

7 0
3 years ago
Please explain how this digraph works.
dusya [7]

Angles XQL and MQR are congruent because they are vertical angles. So

209 - 13 <em>b</em> = 146 - 4 <em>b</em>

Solve for <em>b</em> :

209 - 13 <em>b</em> = 146 - 4 <em>b</em>

209 - 146 = 13 <em>b</em> - 4<em> b</em>

63 = 9 <em>b</em>

<em>b</em> = 63/9 = 7

Then the measure of angle XQL is

(209 - 13*7)º = 118º

3 0
3 years ago
7. Which statement is true?
andrew-mc [135]

Answer:

D -6 is an integer

Step-by-step explanation:

An integer is a whole even or odd number :)

A like would wold help me :)

6 0
3 years ago
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