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3 years ago

7

Solve the equation and enter the value of d below. 6d + 7 d= 39

2 answers:

Serhud [2]3 years ago

6 0

Hello!

6d + 7d = 39 <=>

<=> 13d = 39 <=>

<=> d = 39 : 13 <=>

<=> d = 3 => 6 × 3 + 7 × 3 = 39

Good luck! :)

MA_775_DIABLO [31]3 years ago

4 0

Answer:

d=3

Step-by-step explanation:

13d=39

d=39/13

d=3

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