Tam answered 4 questions incorrectly on a test. For each incorrect answer, 3 points were deducted from a perfect score of 100. What was Tam's score?

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?