Elmview School has an annual carnival. Each year, the school needs 2b+18 balloons for carnival decorations, where b is the number of booths. Elmview has 12 booths planned for the carnival this year. How many balloons does the school need to decorate for the carnival this year? Write your answer as a whole number or decimal.

Respuesta :

Answer:

Step-by-step explanation:

Balloons = B

b = booths = b

Formula

B = 2b + 18

B = 2 *12 + 18

B = 24 + 18

B = 42

Balloons needed = 42