During a class election 20 students voted for candidate a. if the ratio of votes for candidate a to the votes for candidate b was 10: 1, how many votes did candidate b receive?

Which of the following transformations does not preserve congruence? * 5 points a. (x, y) → (y − 3, x − 3) b. (x, y) → (x + 5, y − 1) c. (x, y) → (y + 9, −x + 2) d. (x, y) → (3x + 1, 3y − 2)

What are the soultion(s) to the quadratic equation 40- x^2=0

What is 140% of 25? because i need