What is the slope of a line that passes through the points (-3, 1) and (-1, 5)?

What is the rotational symmetry of a wheel

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.