Samoy's car used 9 gallons to travel 400 miles. After the mechanic works on the car, it used 6 gallons of gasoline to travel 450 miles. If the price of the gasoline was
approximately $2 per gallon, how much, to the nearest cent per mile, did it cost to run
the car after the mechanic worked on it?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Macy spent $36 on jeans. this was $12 less than twice what she spent on a shirt. which equation to solve this, 12x=36 2x=36-12 2x-12=36 12-2x=36

An expression for the average of x 2x and 3y