SOFIARUIZCASTRO08IN SOFIARUIZCASTRO08IN

Mathematics

Answered

Thirty decreased by three times a number is six less than
three times the number. What is the number?

Answer :

CRISSZ67IN CRISSZ67IN

Answer:

12

Step-by-step explanation:

let the number be a

30-3a= -6

collect the like terms

30+6=3a

3a=36

a=12

The number is 12

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