Jose7luis Jose7luis

01-05-2020
Mathematics

contestada

Three more than a certain number is
18 less than twice the number.
What is the number?

Respuesta :

Hacktag17 Hacktag17

01-05-2020

i don't have an answer sorry.

Answer Link

Chelboy Chelboy

01-05-2020

Answer:

Then number is 21

Step-by-step explanation:

a+3=2a-18

Collect like terms we have

2a-a=3+18

a=21

Answer Link

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