naomilovesfood01 naomilovesfood01

12-10-2020
Mathematics

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3a + -2 + -2a + -1 =

Simplify the expressions. Describe each step in words.

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nineex5 nineex5

12-10-2020

Answer:

2a-3

Step-by-step explanation:

3a+-2+-2a+-1

= 3a+-2a +-2+-1 (combine like terms)

=2a+-3 (subtract 3a+-2a and add -2+-1)

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