Question

Seven times a number plus the sum of three and twice a number is 30.

Answer 1

Answer:

A number is 3

Step-by-step explanation:

x*7+(3+x*2)=30

9x+3=30

9x=27

x=3

Answer 2

Answer:

n=3

Step-by-step explanation:

7n+2n+3=30;n=3