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Oduvanchick [21]
2 years ago
7

Solve for r in the expression 3 (2 - 5) = 12.​

Mathematics
2 answers:
notka56 [123]2 years ago
5 0

Answer:

The correct answer will be <em>x=9</em>

Step-by-step explanation:

Because I said so

dsp732 years ago
4 0

Answer:

The answer is x = 9

Step-by-step explanation:

3(x-5)=12

use the distributive property on the left side

3x-15=12

add 15 to both sides

3x=27

divide both sides by 3

x = 9

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What is the slope of the line?
Yanka [14]

Answer:

m=\frac{4}{5}

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

<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>

<em>Find points from graph.</em>

Point (-2, 0)

Point (3, 4)

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

Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>.

  1. Substitute [SF]:                     m=\frac{4-0}{3+2}
  2. Subtract/Add:                       m=\frac{4}{5}
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3 years ago
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