Mathematics: 1. Simplify the following, and write your answer in standard form. (-2x – 3)–(3x² – 8x+9) A. 3x^2 + 6x – 12 B. 6x – 3x² – 12 C. –3x² – 10x + 6 D. – 3x² + 6x – 12

1. Simplify the following, and write your answer

25linm

14.02.2022

D. -3x² + 6x - 12

General Formulas and Concepts:

Pre-Algebra

Distributive Property

Algebra I

Combining Like Terms

Step-by-step explanation:

Step 1: Define

(-2x - 3) - (3x² - 8x + 9)

Step 2: Simplify

Distributive negative: -2x - 3 - 3x² + 8x - 9Combine like terms (x): -3x² + 6x - 3 - 9Combine like terms (Z): -3x² + 6x - 12

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HOTaco2181

22.07.2020

q = 8

Step-by-step explanation:

$\frac{q}{q + q + 4} = \frac{2}{5} \\\frac{q}{2q + 4} = \frac{2}{5} \\\\4q + 8 = 5q\\q = 8$

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