3 years ago

Simplify: 3d + 4 + 9d – 8 A. 12d + 4 B. 12d – 4 C. 6d + 12 D. 6d – 12

Mathematics

2 answers:

vesna_86 [32]3 years ago

6 0

Answer:

B 12d-4

i helpd

SVEN [57.7K]3 years ago

4 0

Answer:

B) 12d-4

Step-by-step explanation:

3d+4+9d-8

3d+9d+4-8

12d+4-8

12d-4

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