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Simplify the expression (x + 3) +9
A. 3x + 9
B. x + 9
C. x + 3
D. x + 12

Sagot :

Xugoidn

Answer:

x +12

Step-by-step explanation:

Tasyhaidn

Answer:

x + 12

Step-by-step explanation:

[tex](x + 3) + 9[/tex]

[tex]x + 3 + 9[/tex]

[tex] = x + 12[/tex]

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