Question

sum of a number and its half is 30, then the number is​

Answer 1

Answer:

x=20

Step-by-step explanation:

x+x×1/2=30

=x+x/2=30

change into same denominator by =x×2/1×2+x/2=30

=2x/2+x/2=30

=2x+x/2=30

=3x/2=30

=3x=30×2=60

=x=60/3=20

Answer 2

Answer:

let the number= x

1/2+30=x

30.5

Step-by-step explanation:

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