tellywelly tellywelly

11-10-2020
Mathematics

contestada

Twice the sum of a number and 9 is 30.

Slove equation

Respuesta :

priyajhaj12 priyajhaj12

11-10-2020

Answer:

6 and 9 twice is 30

Step-by-step explanation:

6 plus 9 is 15 twice is 30

Answer Link

urtepukaite99 urtepukaite99

11-10-2020

Answer:

10.5

Step-by-step explanation:

30 - 9 = 21

21 ÷ 2 = 10.5

Answer Link

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