Pepperoni Pizza has 290 calories. This is n more calories than there are in regular cheese pizza. Which expression shows how to find the number of calories in cheese pizza?
n + 290
n - 290
290 - n
290 + n
Which expression shows your class split into 4 equal groups?
4n
n/4
n + 4
n - 4
Which algebraic expression represents some years younger than 50?
50 - n
n - 50
n + n = 50
n + 50
Is the given variable a solution for the expression? 7n = 35 for n = 5