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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]
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