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MariettaO [177]
3 years ago
15

If x=9 and y=−3, evaluate the following expression:20−5y+2x

Mathematics
2 answers:
Olegator [25]3 years ago
8 0

Answer:

The answer is 53.

Explanation:

x = 9

y = -3

20 - 5y + 2x \\ 20 - 5( - 3) + 2(9) \\ 20 + 15 + 18 \\ 35 + 18 \\ 53

pentagon [3]3 years ago
4 0

Answer:

53

Step-by-step explanation:

20-5y+2x

20-5(-3)+2(9)

20--15+18

cancel out the negative signs

20+15+18

=53

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3 lines are shown. A line with points T, R, W intersects with a line with points S, R, V at point R. Another line extends from p
Marrrta [24]

Answer:

The vertical angles are ∠ WRS and ∠ VRT ⇒ 2nd answer

Step-by-step explanation:

* <em>Lets explain the meaning of the vertical angles</em>

- Vertical angles are the angles opposite to each other when two lines

  are intersected

- The vertical angle are equal in measures

- <em>Look to attached figure which represents the lines </em>

∵ Line TW intersects line SV at R

∴ ∠ WRV and ∠ SRT are vertical angle

∴ <u><em>∠ WRS and ∠ VRT</em></u> are vertical angle

∵ RU is between the rays of angle VRW

∴ RU intersects the lines TW and SV at R

∴ No vertical angles between RU and the other two lines because

  it intersects them its endpoint R

* <em>Now lets look to the answer to chose the right one</em>

- ∠ WRU and ∠ SRT are not vertical angles

- <em><u>∠ WRS and ∠ VRT are vertical angles </u></em>

- ∠ VRU and ∠ TRS are not vertical angles

- ∠ VRT and ∠ SRT are not vertical angles

4 0
3 years ago
Read 2 more answers
GIVING BRAINLIST ASAP
Lapatulllka [165]

Answer:

$32.00

Step-by-step explanation:

$45.50 x 30%=

45.50 x 0.30= 14

$45.50-$14.00= $32.00

3 0
3 years ago
Read 2 more answers
Help pleaseeeeeeeeee
lilavasa [31]
These three angles are on a line so must total 180°.
So 180-(52+58)=
180-110=70

So angle q is 70°.
7 0
3 years ago
In an election between two candidates, the winner received 65% of the 15,000 votes. The loser received the remaining votes. How
torisob [31]

Answer:The winner recieved 4,500 more votes than the loser

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Write an equivalent expression 3c + 7 + 12d - 6d + 4c + 5 = ?c + ?d + ?​
mars1129 [50]

Answer:7c +6d +12

Step-by-step explanation:3c + 7 + 12d - 6d + 4c + 5 = ?c + ?d + ?​

                                       3c + 4c  +12d - 6d +7 +5

                                       = 7c +6d +12

You combine like terms which are 3c and 4c which gives you 7c .Next you combine 12d and 6d but this time u need to subtract since it has subtact sign in between 12d and 6d which gives you 6d.After that you combine 7 and 5 which u get 12 .Lastly you put all of the tersm together which are 7c and 6d and 12 which get you 7c +6d +12  as your equivalent expression.

Please give brainliest if it helps :)

4 0
3 years ago
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