Discover a wealth of knowledge at Westonci.ca, where experts provide answers to your most pressing questions. Connect with professionals on our platform to receive accurate answers to your questions quickly and efficiently. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

Add the two expressions.

3x + 7 and 9x−2


Sagot :

Answer:

  • 12x + 5

Step-by-step Solution:

  • (3x + 7) + (9x − 2)

[Opening the brackets]

  • => 3x + 7 + 9x - 2

[Combining Like terms]

  • => (3x + 9x) + (7 - 2)

[Simplifying]

  • => 12x + 5

Let's add

[tex]\\ \tt\hookrightarrow 3x+7+(9x-2)[/tex]

  • Remove brackets

[tex]\\ \tt\hookrightarrow 3x+7+9x-2[/tex]

Combine like variables

[tex]\\ \tt\hookrightarrow 3x+9x+7-2[/tex]

[tex]\\ \tt\hookrightarrow 12x+5[/tex]