Respuesta :
An equation for the sentence would be g + 7 = 12, where g is the unknown number of gallons.
Answer: [tex]g+7=12[/tex]
Step-by-step explanation:
The given statement : The number of gallons of gas in the tank plus 7 more adds up to 12 gallons.
Given variable : 'g'
if g represents the number of gallons of gas in the tank, then for the given statement we have the following expression:-
[tex]g+7=12[/tex]
Hence, the mathematical sentence expresses the given information :-
[tex]g+7=12[/tex]