Question

The number of gallons of gas that were in the tank plus 7 more adds up to 12 gallons.

Answer 1

The expression which signifies the information given is : 7 + g = 12

Using the parameter :

• Amount of gas in tank initially = g

Adding 7 more to the initial value :

• 7 + g

The result of the addition = 12

Now we have :

• 7 + g = 12

Complete Question :

If g is the variable, which mathematical sentence expresses the information below? "The number of gallons of gas in the tank plus 7 more adds up to 12 gallons."