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Igoryamba
3 years ago
5

Which answer choice represents an equivalent number sentence of "15 + (3 - 8)"?

Mathematics
2 answers:
frozen [14]3 years ago
8 0

Answer:

A- 15-5 is the same

Step-by-step explanation:

15 + (3-8)

15 + (-5)

15-5

Maksim231197 [3]3 years ago
5 0
I believe the answer is C
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otez555 [7]

Answer:

B

Step-by-step explanation:

4 0
3 years ago
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Write the following proportion:<br> 8 is to 64 as 2 is to X
Andrews [41]
1 way
\frac{8}{64}  =  \frac{2}{x}  \\  \\ &#10; \frac{8:4}{64:4}  =  \frac{2}{x}  \\  \\ &#10; \frac{2}{16}  =  \frac{2}{x}    ⇔  x = 16
......................................................
2.way
\frac{8}{64}  =  \frac{2}{x}
<span>We multiply the cross
</span>
8x = 2 * 64&#10;8x = 128&#10;x = 16
3 0
3 years ago
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What is the slope of a line containing (4,6) and (0,8)?
AlladinOne [14]

Answer:

m=\frac{-1}{2}

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS

<u>Algebra I</u>

  • Slope Formula: m=\frac{y_2-y_1}{x_2-x_1}

Step-by-step explanation:

<u>Step 1: Define</u>

Point (4, 6)

Point (0, 8)

<u>Step 2: Find slope </u><em><u>m</u></em>

  1. Substitute:                    m=\frac{8-6}{0-4}
  2. Subtract:                       m=\frac{2}{-4}
  3. Simplify:                        m=\frac{-1}{2}
3 0
2 years ago
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Find the value of X. Please help!!
harkovskaia [24]

Answer:

x = 91

Step-by-step explanation:

The opposite angles of an inscribed quadrilateral are supplementary, that is

∠ A + ∠ C = 180, thus

x + 89 = 180 ( subtract 89 from both sides )

x = 91

5 0
3 years ago
Determine graphically if each function is even,odd,or neither.if even or odd state the symmetry
barxatty [35]

Answer:

<u>graphically</u> :

The graph is symmetrical about the origin.

Then it represents an odd function.

<u>symmetry </u>:

The origin is a center of symmetry.

8 0
2 years ago
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