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2 years ago

A ОЈ 6(3+2d) = 54 I need that answer

Mathematics

2 answers:

disa [49]2 years ago

8 0

Answer:

d = 3

Step-by-step explanation:

6*3=18
2d*6=12d
54-18 = 12d
36/12 = 12d/12
d = 3

slava [35]2 years ago

8 0

Answer:

d = 3

Step-by-step explanation:

6 ( 3 + 2d ) = 54

First, solve the brackets.

18 + 12d = 54

Take 18 to the right side.

12d = 54 - 18

12d = 36

Divide both sides by 12.

d = 3

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