Question

Which expression is equivalent to −10x−10+2x+9?

Answer 1

$\huge\textsf{Hey there!}$

$\large\textsf{-10x - 10 + 2x + 9}$

$\huge\textsf{COMBINE the LIKE TERMS}$

$\large\textsf{-10x + 2x - 10 + 9}$

$\large\textsf{-10x + 2x}\\\\\large\textsf{ = \bf -8x}$

$\large\textsf{-10 + 9}\\\\\large\textsf{ = \bf -1}$

$\boxed{= \large\textsf{\bf -8x - 1}}\large\checkmark$

$\boxed{\boxed{\huge\textsf{Answer: \bf -8x - 1 }}}\huge\checkmark$

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Answer 2

Answer:

-8x - 1

General Formulas and Concepts:

Algebra I

• Terms/Coefficients

Step-by-step explanation:

Step 1: Define

Identify

-10x - 10 + 2x + 9

Step 2: Simplify

1. Combine like terms (x):                                                                                        -8x - 10 + 9
2. Combine like term:                                                                                              -8x - 1