According to the properties of inequality, when should the inequality symbol be reversed when solving a two-step inequality in the form below? a x + b greater-than c
when a is positive
when a is negative
when b is positive
when b is negative

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?