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USPshnik [31]
3 years ago
11

Can someone help me please I need this for my test

Mathematics
1 answer:
VladimirAG [237]3 years ago
7 0

Answer:

y = -1x/2 + 1

Step-by-step explanation:

y = mx + b

Find the slope with the slope formula and two different points:

(2,0) and (0,1)

m = (1 - 0)/(0-2) = -1/2

Find the y-intercept according to the graph:

At x = 0, y = 1 so b = 1.

y = -1x/2 + 1

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Three angles of a quadrilateral are 75,120, 90,then the fourth angle..​
Roman55 [17]

Answer:

75

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right  

Equality Properties

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtraction Property of Equality<u> </u>

<u>Geometry</u>

  • Sum of Angles in a Quadrilateral: 360

Step-by-step explanation:

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

75 + 120 + 90 + ∠4 = 360

<u>Step 2: Solve</u>

  1. Add:                                                                                                                   285 + ∠4 = 360
  2. [Subtraction Property of Equality] Subtract 285 on both sides:                   ∠4 = 75
5 0
3 years ago
What expressions are equivalent to 3 and 7tenths ​
rewona [7]

Answer:

3 7/10 = 37/10

Step-by-step explanation:

8 0
3 years ago
The height of an ostrich is 20 inches more than 4 times the height of a kiwi. If an ostrich is 108 inches tall, how tall is a ki
pishuonlain [190]
Let the height of the kiwi be x, then the height of the ostrich is 20 + 4x.
20 + 4x = 108
4x = 108 - 20 = 88
x = 88/4 = 22
The height of the kiwi is 22 inches.
6 0
3 years ago
Linear System Word Problem - Animals
Margaret [11]

Answer:

There were 15 birds at the shelter on Monday

Step-by-step explanation: 15 birds x 5$ =75$ and 8 cats x 6$=48$ 75$ + 48$=123$  


4 0
3 years ago
A mirror frame in the shape of an oval is shown below. The ends of the frame form semicircles: An oval is formed by a rectangle
Scrat [10]
It would be 192.78!!!

3 0
3 years ago
Read 2 more answers
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