How do you change a mixed number into an improper fraction?

Which equation written in two variables is equivalent to this function? f (x) = - 2 (x - 4) y = - 2 (f (x) - 4) y = - 2x + 4 y = - 2 (f (x) + 4) y = - 2 (x - 4)

Lisa and Mike are partners in a business. The income that the business earns is divided between Lisa and Mike in a 2:3 ratio respectively. Their business earned an income of $250,000 this year. How much will Lisa receive?

Passing through (-1, - 7) and perpendicular to the line with equation 4x + 5y = 31

At the end of his shift, Bruno had $340 worth of tips all in $10 and $20 bills. if he had two more $20 bills than $10 bill. how many of each bill did Bruno have

4. "Ten less than the quotient of a number and 3 is 8."

In how many different ways can 4 students be seated with in a row?

Make n the subject of the formula:M=7n

of all the students in class, 1/5 of them walk to school. What percent of students in the class walk to school

Explain why 80% of dentists use toothpaste is misleading

John is trying to find the relationship between a student's age and the number of pets that he or she owns. He collects data from a random sample of students at his high school. He plots the data on a scatter plot.