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3 years ago

7. Evaluate 29•1+2(20➗4-5) A. 0 B. 30 C. 29 D. 28

Mathematics

1 answer:

Lubov Fominskaja [6]3 years ago

6 0

Answer:

C. 29

Step-by-step explanation:

Pemdas

parenthesis, exponents, multiplication, division, addition and subtraction

29+2(5-5)

29+2(0)

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Factor 1/4 out of 1/4x -13/4

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$\bf \frac{1}{4}(x-13)\qquad 
\begin{cases}
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3 years ago

(5,-6) and (4,3) find the slope

klio [65]

Answer:

$\displaystyle m = -9$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Coordinates (x, y)
Slope Formula: $\displaystyle m = \frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

Step 1: Define

Identify

Point (5, -6)

Point (4, 3)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]: $\displaystyle m = \frac{3--6}{4-5}$
[Fraction] Subtract: $\displaystyle m = \frac{9}{-1}$
[Fraction] Divide: $\displaystyle m = -9$

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Step-by-step explanation:

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Then you find the cube root of 27 by multiplying three of the same numbers together to equal 27 which is equal to 3.

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