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eduard
3 years ago
10

Please help! (14 points!)

Mathematics
1 answer:
emmasim [6.3K]3 years ago
6 0

Answer:

1. RT  2. US  3. QUS

Step-by-step explanation:

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Please answer correctly !!!!!!!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!
Over [174]

Answer:

n = 11

General Formulas and Concepts:

  • Order of Operations: BPEMDAS
  • Equality Properties
  • Vertical Angles: Angles that are across from each other and are congruent

Step-by-step explanation:

<u>Step 1: Set up equation</u>

<em>Vertical angles must be congruent.</em>

(6n - 4)° = (5n + 7)°

<u>Step 2: Solve for </u><em><u>n</u></em>

  1. Subtract 5n on both sides:                    n - 4 = 7
  2. Add 4 to both sides:                               n = 11
8 0
3 years ago
9x (-2y + 5x) - 4 xy (6x-3y) please the person who answers will be marked as brainliest​. please show working​
Alenkasestr [34]

Answer:

See explanation

Step-by-step explanation:

9x(-2y+5x)-4xy(6x-3y)

By the distributive property this is equal to:

9x(-2y)+9x(5x)-4xy(6x)-4xy(-3y)=\\\\-18xy+45x^2-24x^2y+12xy^2

Hope this helps!

4 0
3 years ago
Please help me ASAP!!!​
dalvyx [7]

Answer:

8

Step-by-step explanation:

8 - 11 = -3 :)

7 0
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figure a was roasted 135 counterclockwise about the orgin to form figure a the perimeter of figure a is 14 units
denpristay [2]

Answer:

Rigid transformations are ways to move an object while not changing its shape or size. A  

translation (slide) moves . object vertically. horizontally or both. A reflection (flip) moves an object across a line of reflection as in a mirror. A rotation (tum) moves an object clockwise or  

object across a line of reflection as in a mirror. A rotation (tum) moves an object clockwise or  

counterclockwise around s point.

Step-by-step explanation:

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3 years ago
Which are the solutions of the quadratic equation?<br><br> x2 = –5x – 3
Oksanka [162]
I think the answer is 0.541 I am not sure 
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3 years ago
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